FAQ Database Discussion Community


Sort array by keys in custom order

php,arrays,sorting
I have the following multidimensional array Array ( [June 2015] => Array ( [LOW] => Array ( [0] => 160.50 ) [MEDIUM] => Array ( [0] => 0.00 ) [HIGH] => Array ( [0] => 60.80 ) ) [July 2015] => Array ( [MEDIUM] => Array ( [0] => 226.00...

PHP Array combine using one column value

php,arrays
I am trying to combine two Arrays with one common column.But, not getting exactly what I want. Please check the below requirement. Array 1 Array ( [0] => stdClass Object ( [fieldLabel] => fname [uuid] => 27478 ) [1] => stdClass Object ( [fieldLabel] => Lname [uuid] => 6103 )...

array and function php

php,arrays
I'm just a beginner in PHP coding. I've been reading through a tutorial, but having some trouble with basic PHP concepts. If you could help me, I'd be much obliged. I'm having trouble understanding why the following code doesn't work. <?php function sum($x, $y) { $z = $x + $y;...

Divide a Javascript Array and subarrays In 2 arrays

javascript,arrays
I have this array: var myArray = [ { familyName: 'one', subfamilies: [ { subfamilyName: 'subOne', subItems: [ { name: 'subOne', code: '1' }, { name: 'subTwo', code: '2' } ] } ] }, { familyName: 'two', subfamilies: [ { subfamilyName: 'subTwo', subItems: [ { name: 'subOne', code: '1' },...

javascript better way to “reset” an array

javascript,arrays
Is there any faster/better way to "reset" the array than what Im currently doing? -- populate arrayA and arrayCache using for loop -- shuffle arrayA /* empty arrayA */ arrayA = []; - /* THIS IS THE IMPORTANT PART, reset the array (load values from arrayCache into arrayA) */ for(i...

How do I store the value of the max integer in an array before repeating loop?

arrays,max
It's been a couple hours. I don't understand arrays well enough to determine the right way to save a value as max and then determine the maximum value within the array. Please help explain how to make the for loop correctly. Thanks. #include <stdio.h> #include <conio.h> #define SIZE 3 int...

Segmentation Fault if I don't say int i=0

c,arrays,segmentation-fault,initialization,int
void removeVowels(char* array){ int i,j,v; i=0; char vowel[]={'a','e','i','o','u'}; while(array[i]!='\0') { for(v=0;v<5;v++) { if (array[i]==vowel[v]) { j=i; while(array[j]!='\0') { array[j]=array[j+1]; j++; } i--; break; } } i++; } } in function removeVowels() if I don't include i=0; and just say int i; why does it give segmentation fault? Isn't it automatically...

Java comparing 2D array to digit is giving exceptions

java,arrays,multidimensional-array
I'm trying to compare a 2D array to a Digit, but its throwing an exception. Code import org.newdawn.slick.Color; public class Main { public static int[][] map = {{0, 2, 1, 3, 4, 1, 1, 3, 4, 1, 3, 5, 1}, {1, 2, 1, 3, 4, 1, 1, 3, 4, 1,...

Building an array of search parameters

php,arrays
I need some help wrapping my head around a problem. I have an array filled with other arrays. I need to: Loop through the entire array and build a new array called finalOptions Each iteration of the loop will take a new SearchIndex and apply the other paramenters i.e SearchIndex...

Fail to create array with query values

php,mysql,arrays,pdo
I try to save the query values into an array, but it wont become filled. The query should give something out because any values in the database accomplish the terms and the cookies have too a value. Where is my mistake? Output: Array ( ) $range = 'range'; $_COOKIE["$range"]; $longitude...

php for loop of an array

php,html,arrays,for-loop
I have an html form that passes an array into php and then does a for loop to print out values. This is the code that I have $payloads = $_POST['topay']; $loadNum = $_POST['loadnum']; $unit = $_POST['unit']; $driver = $_POST['driver']; for($i=0;$i<count($payloads);$i++) { echo $payloads[$i]; echo "<br>"; echo '<td width="50" valign="top">'.$loadNum[$i].'</td>';...

Filter array of objects with another array of objects

javascript,jquery,arrays,object,filter
This question is similar to this one Jquery filter array of object with loop but this time I need to do the filter with an array of objects. Exemple: I have an array of objects like this: myArray = [ { userid: "100", projectid: "10", rowid: "0" }, { userid:...

textbox search through array with keys and display closest results

javascript,jquery,arrays
So, I'm not sure if there is a better method of what I'm trying to do, but effectively I have an array of about 12,000 elements, and each has a key in the format of: var arrayObj = { "blue": 'key1', "orange": 'key2', "red": 'key3', "black": 'key4', //ect... } I...

Explode Array and store in db

php,arrays
I'm having a problem exploding an array Here's my code $arr1 = array(); $i=1; foreach ($out1 as $value2){ $arr1[][$i]= array_merge((array)$value2,(array)$detail); $i++; } and this is the output Array( [0] => Array( [id] => 1234 [name] => Rick Roll [dept] => IT) [1] => Array( [id] => 1234 [name] => Dave...

how to modify an array value with given index?

arrays,linux,bash
I want to modify an array cell, which I can do when I know the cell as a number. However here my cell position is given by $i. pomme[`${i}`]="" I tried without the `` and it doesn't work either? How am I suppose to do it?...

Split an array into slices, with groupings

arrays,ruby,enumerable
I've got some Ruby code here, that works, but I'm certain I'm not doing it as efficiently as I can. I have an Array of Objects, along this line: [ { name: "foo1", location: "new york" }, { name: "foo2", location: "new york" }, { name: "foo3", location: "new york"...

Twitter Typehead, listing object arrays

javascript,jquery,arrays,twitter
I am having a problem using the Twitter Typehead with an object array. please view the JSBin here http://jsbin.com/buyudaq/edit?html,js,console,output Following is the serialised object array var phoneNumbers = { "data": [ { "phone": "+1 (923) 562-3211" }, { "phone": "+1 (924) 431-3216" }, { "phone": "+1 (932) 411-2223" }, {...

Substring of a file

javascript,arrays,substring
I have a file that is structure like this : var file = "a|b|c|d, a|b|c|d, a|b|c|d, a|b|c|d, a|b|c|d"; Now I would extract all letters "c" and "d" of this file and put those letter in array, structure like this: var array = [ [a,b,1], [a,b,2], [a,b,3], [a,b,4], [a,b,5] ]; How...

PHP Merge (Add) Two Arrays by Same Key

php,arrays,array-merge
I have two arrays. $a = array('a' => 2, 'b' => 5, 'c' => 8); $b = array('a' => 3, 'b' => 7, 'c' => 10); I want to merge these two arrays and get following result. $c = array('a' => 5, 'b' => 12, 'c' => 18); What is...

Select word between two words

javascript,arrays,jquery-selectors
How can I create a function that selects everything between the words X and Y and pushes it to an array. By Greili - 4 Hours and 40 Minutes ago. #NsShinyGiveaway 0 comments By ToneBob - 4 Hours and 49 Minutes ago. #NsShinyGiveaway 0 comments By hela222 - 5 Hours...

Setting array key value pair JavaScript

javascript,arrays,key,value,pair
So, I am having an issue and for the life of me I cannot seem to resolve it. It seems very basic, but I just cannot understand for the life of me why this code is not working. My issue is, I am assigning a key value pair to an...

Filling PHP array with “for” loop

php,arrays,for-loop,population
I'm trying to populate an array in PHP as following : <?php $maxPages = 20; for ($i = 0; $i <= $maxPages; $i++) { $url = 'http://127.0.0.1/?page='.$i; $targets = array( $url => array( CURLOPT_TIMEOUT => 10 ), ); } print_r($targets); ?> However it only seems to display the last populated...

AngularFire pushing to array doesn't work

javascript,arrays,angularjs,firebase,angularfire
I'm developing a contact book application that can have groups with members in them. A member has a name, title, and email but that is not important. I have following controller that has an array of all groups, and an index of which group I'm currently dealing with. Also, there...

How push object onto array of array in Angularjs

javascript,arrays,angularjs
i want to create a object such as this $scope.allBooks = { books:[ { name:"", id:"" } { name:"", id:"" } // can be add another object ] books:[ { name:"", id:"" } { name:"", id:"" } ] } in fact be able to add more object to books and...

SCALA: change the separator in Array

arrays,string,scala,delimiter
I have an Array like this. scala> var x=Array("a","x,y","b") x: Array[String] = Array(a, x,y, b) How do I change the separator comma in array to a :. And finally convert it to string like this. String = "a:x,y:b" My aim is to change the comma(separators only) to other separator(say,:), so...

Perl: Using Text::CSV to print AoH

arrays,perl,csv
I have an array of hashes (AoH) which looks like this: $VAR1 = [ { 'Unit' => 'M', 'Size' => '321', 'User' => 'test' } { 'Unit' => 'M' 'Size' => '0.24' 'User' => 'test1' } ... ]; How do I write my AoH to a CSV file with separators,...

accessing range of values in arduino array

arrays,arduino
I have data packet coming in like this in Arduino. Data: 12345678901234 I can access the 5th value using the code below. id = sx1272.packet_received.data[4]; My question is how do I access a rang of values? I tried this, but the colon throws an error. char[2] id; if( sx1272.packet_received.length >...

Selecting a 'property value' from an array based on another 'property value' in javascript

javascript,arrays
I have an array like this. var nodes = [{ID:"101", x:100, y:200} ,{ID:"102", x:200, y:200} ,{ID:"103", x:300, y:300} ,{ID:"104", x:200, y:300}]; I'd like to have a function which takes node's ID as input and return its (x,y). For example, the function coordinates(103)should read the array (nodes) and return x =...

How to innerHTML a function with array as parameter?

javascript,arrays,loops,foreach,innerhtml
I am learning about looping thorugh arrays - I want to pass the result of an if else statement in the forEach function (inside another function with array as parameter) to HTML using innerHTML (does not have to be innerHTML if you know better methods I do not mind). It...

Ruby: How to copy the multidimensional array in new array?

ruby-on-rails,arrays,ruby,multidimensional-array
seating_arrangement [ [:first, :second, :none], [:first, :none, :second], [:second, :second, :first], ] I need to copy this array into new array. I tried to do it by following code: class Simulator @@current_state def initialize(seating_arrangement) @@current_state = seating_arrangement.dup end But whenever I am making any changes to seating_arrangement current_state changes automatically....

Java, cut off array line before charactern nr. X

java,arrays,string,break
So i have massive(i mean massive) array. It has over 500000 lines. Each line starts with some bs that i don't need. What i need is EVERYTHING after 64th symbol(65th symbol is needed). It's the same for every line, but after 64th symbol each line lenght is different. How do...

Javascript program keeps outputting wrong index of array

javascript,arrays,alert
I'm trying to finish an assignment, I'm stuck at and can't find a solution. Below is my full code. //Student Object var student = { f_name: "", l_name: "", s_numb: "", email: "", courses: [], /*This function returns if current object has a specific course and returns true if it...

most efficient way to create javascript array out of various php arrays

javascript,php,jquery,arrays
I have a form that a user can submit multiple times, adding different information each time. These form inputs are translated into php $_SESSION arrays, so each time the user hits the submit button, the array grows. This is working fine. I need to bring these over into javascript but...

C++ & Qt: Random string from an array area

c++,arrays,string,qt,random
In my small Qt application, I want to pick a random string out of an array after I clicked on a button. I've read many threads but nothing works for me. So in my slot there's an array with several strings in it. I also implemented <string>, <time.h> and srand....

do calculation inside JSONArray in Java

java,arrays,json
I have a simple issue but cannot solve it as I am not very good at algorithm! I have an JSONArray in this form: [{"values":[{"time":1434976493,"value":"50"}, {"time":1434976494,"value":"100"}],"counter":"counter1"}, {"values":[{"time":1434976493,"value":"200"}, {"time":1434976494,"value":"300"}],"counter":"counter2"}, {"values":[{"time":1434976493,"value":"400"}, {"time":1434976494,"value":"600"}],"counter":"total"}] What I want to do is to get the integer value for counter 1 and counter 2 and then divide...

Given an array/object of datetimes, how can I return an array/object of the times sorted by hour and times sorted by days of the week

php,arrays,sorting,datetime,laravel
PHP/Laravel, I'm getting an array of objects that includes date times for each record. I need to generate analytics on objects on an hourly basis of a day and daily basis of a week. So for example: For a date range of 1/1/2015 - 1/10/2015 I return 100 records all...

Having two arrays in variable php

php,mysql,arrays,variables,multidimensional-array
i've this code, i'm trying to explode my date e.g "04 June 2015" to have the day and the month in other 2 variables, but i have all in a method, with an array, is it possible, my code doesn't work, it writes "Array[0]" why? while ($i < $number) {...

C# IEnumerable and string[]

c#,arrays,string,split,ienumerable
i searched for a method to split strings and i found one. Now my problem is that i can´t use the method like it is described. Stackoverflow answer It is going to tell that i cannot implicitly convert type 'System.Collections.Generic.IEnumerable' to 'string[]'. The provided method is: public static class EnumerableEx...

Read JSON double dimensional array in Java

java,android,arrays,json
I'm trying to get a string from a JSONObject. My JSON looks like this : { "agent": [ {"name":"stringName1", "value":"stringValue1"}, {"name":"stringName2", "value":"stringValue2"} ] } I want to get the values from stringName1 and stringName2. So first, I tried to get the "agent" using this : JSONObject agent = (JSONObject) jsonObject.get("agent");...

Array JLabel ActionListener multiple JPanels

java,arrays,swing
I have an array of JLabels and I want to add an ActionListener to them. Every label should display a panel and the other should be removed. How can I realize this?

Javascript Sorting Array of Objects [duplicate]

javascript,arrays,sorting,object
This question already has an answer here: Sorting an array of JavaScript objects 14 answers (Please excuse any errors - this is my first post and I am also relatively new to Javascript) I'm trying to sort an array of objects by a specific property value in Javascript. I...

Opening multiple files in perl array

arrays,perl
I have a perl script where by I assigned all the files with a .log extension to an array called @allfiles. How do I run my script for the files stored in each array? My idea is something like open(my $fn, '<', @allfiles) or die "Could not open file [email protected]':...

jquery get elements by class name

html,arrays,parsing,getelementsbyclassname
I'm using Jquery to get a list of elements having a class "x". html: <p class="x">Some content</p> <p class="x">Some content#2</p> If we use Jquery to get both these html elements and do something with it- we use something like: $(".x").text("changed text"); This will change the text of both the paragraphs....

is there an equivalent of the ruby any method in javascript?

javascript,arrays,ruby,iteration
Is there an equivalent of ruby's any method for arrays but in javascript? I'm looking for something like this: arr = ['foo','bar','fizz', 'buzz'] arr.any? { |w| w.include? 'z' } #=> true I can get a similar effect with javascript's forEach method but it requires iterating through the entire array rather...

Generate random pairs of numbers, without duplicates

java,arrays,random,combinations
I have to arrays with integers: int[] a={1,2,3,4,5}; int[] b={6,7}; I would like to generate an array, which contains pairs from the a and b arrays, in a random order, without duplicates. For example I would like to get the following result: c={(1,6),(2,7),(4,6),...} Thanks!...

Merging array values into single key and multiple values in php

php,arrays
I want the array to merge into a key value pair. look at the example below Here is my code and array $aExtraFilter array (size=4) 0 => array (size=2) 'key' => string 'CookTech' (length=8) 'value' => string 'Broil' (length=5) 1 => array (size=2) 'key' => string 'CookTech' (length=8) 'value' =>...

Initializing a multidimensional array

c++,arrays,multidimensional-array,initialization
I am trying to initialize a multidimensional array in batches and can't seem to make it work or find an example! The dimensions I am working with are big enough that I don't want to specify them by hand! More precisely : int test[5][192]; for(int i = 0; i <...

Blank screen on GridView

android,arrays,gridview
I'm trying to create a GridView with an array of strings. These are XML, and MainActivity and Adapter, but what I get is a blank screen. I'm change the background, but the result is the same, but clicking on a point on the screen appears to me the toast stating...

Find Maximum of 3D np.array along Axis = 0

python,arrays,numpy
I have a 3D numpy array that looks like this: X = [[[10 1] [ 2 10] [-5 3]] [[-1 10] [ 0 2] [ 3 10]] [[ 0 3] [10 3] [ 1 2]] [[ 0 2] [ 0 0] [10 0]]] At first I want the maximum along...

Android Array from text file(s)

android,arrays
I have 2 text files. One with x-coordinates and one with y-coordinates. Both are structured line by line like this: 21.21062 18.03474 14.43482 16.55259 18.66788 12.91812 17.07011 I want to retrieve both coordinates (first line of x + first line of y) then add into a function then move on...

Remove Strings with same characters in a String Array

java,arrays,string
I'm facing a problem right now. In one of my program, I need to remove strings with same characters from an Array. For eg. suppose, I have 3 Arrays like, String[] name1 = {"amy", "jose", "jeremy", "alice", "patrick"}; String[] name2 = {"alan", "may", "jeremy", "helen", "alexi"}; String[] name3 = {"adel",...

Javascript function to validate contents of an array

javascript,arrays
Here's what is asked: validItems(items) – this function receives a string array of items which are to be for a customer. The function returns an empty string indicating all item codes in the array are valid; otherwise the function returns the first invalid item code in the array. All item...

How to group several JSON objects which contains array with same id together

jquery,arrays,json
Please help to figure out how can I group and display JSON objects. Here's my example: var result = [ { "data": [{ "id": 1, "name": "aaa" }] }, { "data": [{ "id": 2, "name": "bbb" }] }, { "data": [{ "id": 1, "name": "cccc" }] }, { "data": [{...

Create array from another with specific indices

javascript,arrays
I have two arrays, one of data and one of indices: var data = [ 'h', 'e', 'l', 'l', 'o', ' ' ]; var indices = [ 4, 0, 5, 0, 1, 2, 2 ]; I would like to create a third array, using cells of data in order indicated...

How to add new items to an array in MongoDB

arrays,node.js,mongodb
I'm trying to add a new item to whichever name that was passed in under whichever id. My first problem is that it seems like its not grabbing the values from any of my variables (name, item, id), instead just using them as object keys. My next issue is that...

jQuery create a real-time array from multiple inputs with the same class

jquery,html,arrays,class
I have multiple inputs on a page that all have the same class name authority-email. Using jQuery I get the values from all the inputs using the following: var emailObj = {}; $("input[class=authority-email]").each(function () { var email = $(this).val() emailObj = email; console.log(emailObj); }); These inputs can be removed and...

How can i return twice same name of filed for different tables in PHP?

php,arrays
My request works in MYSQLWorkbench and in PHP too but when I want to return a value of the field in PHP it can't return because it's has the same name of another filed in another table. This is Code PHP : <?php foreach ( $sql as $x => $y...

Multiply arrays by arrays in JAVA

java,arrays,xml,permutation
I have for example three arrays (but I can have more) with some values like this: table_1 = [a,b,c]; //three elements table_2 = [d]; //one elements table_3 = [e,f]; //two elements and I want to get that output <test> <test_1>a</test_1> <test_2>d</test_2> <test_3>e</test_3> </test> <test> <test_1>a</test_1> <test_2>d</test_2> <test_3>f</test_3> </test> <test> <test_1>b</test_1>...

Passing an array through a constructor

java,arrays,constructor
This is what I have so far: import java.util.*; public class SArray { private int[] array; public SArray(int a[]) { this.array = a; } public String toString() { String arrayString = ""; int i = 0; while (i < array.length) { arrayString = arrayString + array[i]; i++; } return arrayString;...

Array in Foreach (CodeIgniter)

php,arrays,codeigniter,foreach
I want to use array in foreach loop but failed, here is my code: foreach($this->db->get_where('mytable', array('result' => '1 or 2', 'id' => 'foo'))->result_array() I think 'result' => '1 or 2'piece has a problem but I couldn't find out how can I use array in this kind of foreach. I want...

Storing result from FOR loop as one array (array only saves each results seperately)

javascript,jquery,arrays,ajax
I have tried searching but can't find anything to help, maybe my problem is too simple! Anyway, I'm running an ajax request. The data given to the request is an array. Here is my code: var id = "1#2#3#4#5#"; var chkdId = id.slice(0, -1); var arr = chkdId.split('#'); var checkedId...

char* string substract function throws exception

c++,arrays,string,char
I'm working on my own string class called PString, I have this function that finds a specific character, like 6, and now I have this function called substr short fo substract, where I want to substract from 0 to [insertnumber]. the way I'm trying to call this is by doing...

How to get range of 10 items from the arraylist in java? [on hold]

java,arrays,arraylist,pagination
I have a dynamic arraylist where the values are coming from the database. Let's say 85 records are selected from the database and inserted in to the database. Now I need to display those records in a pagination format with limit of 10 rows per page. How can I fetch...

how to push arrays in array and NOT concatenate?

javascript,php,arrays
I have the following php code that gives an array variable called "markers". window.markers = []; <?php if( have_rows('actin_center') ): ?> <?php while( have_rows('actin_center') ): the_row(); ?> window.markers.push( [ ['<?php the_sub_field('center_name'); ?>', '<?php the_sub_field('center_address'); ?>', <?php the_sub_field('latitude'); ?>, <?php the_sub_field('longitude'); ?>] ] ); <?php endwhile; ?> <?php endif; ?> This...

pointer to pointer dynamic array in C++

c++,arrays,pointers
I've been having bad luck with dynamic pointers when I want to close it. why the application wrote to memory after end of heap buffer? how can I close my array? int main() { . . int **W; W = new int* [n]; for (int i=1; i <= n; i++)...

PHP get one row from an array based on a variables value

php,arrays,mysqli
If i create an array from results returned in a mysqli query is there a way to select and use only one specific row from the array? $info= array(); while($row = mysqli_fetch_assoc($query)) { $info[] = array( 'id' => $row['id'], 'location' => $row['location'] ); } How would i go about displaying...

reform of multidimentional array in php

php,arrays
I have an array like : [emp_name1] => Array ( [projectArray] => Array ( [2015-06-02] => Array ( [estimated_time] => 6.00 [cost] => 570.00 ) [2015-06-03] => Array ( [estimated_time] => 8.00 [cost] => 760.00 ) ) ) The output must be : data[emp_name1][projectArray][estimated_time]=14 data[emp_name1][projectArray][cost]=1330.00 I did not understand how...

How to check if data already exists then randomly generate new data from an Array

php,mysql,arrays,mysqli
Okay so, I made an array containing 270+ different strings. The main goal is too echo out 60 strings from that array and combine them.. Ex. 1.String, 1.String2. The 2 echo'd out strings are a combination, and should be together like 1-1 and 2-2, 3-3, and ect. In total there...

Best way to save traffic in iOS Parse App

ios,arrays,swift,parse.com,traffic
I have a logic problem in my app using Parse, Regarding which path to choose to save in traffic, and if someone has already faced a similar problem, I will really appreciate the help. Also, you can end up helping other developers facing the same problem I have a social...

Eliminate array elements based on minimum and maximum value

php,arrays
I have an array as below. $denominations = array(100, 200, 500, 1000, 5000); And dynamic minimum and maximum value, For example; $minimumValue = 150; $maximumValue = 700; So my denomination array should eliminate 100 and 1000 above. I know I can do it by for loop. But to simplify my...

Notice: Array to string conversion in “path of php file” on line 64

php,mysql,arrays,oracle
PHP CODE -: <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>Untitled Document</title> </head> <body> <?php $rows =0; $fp = fopen("leave1.csv","r"); if($fp){ while(!feof($fp)){ $content = fgets($fp); if($content) $rows++; } } fclose($fp); //echo $rows; $_SESSION['rows'] = $rows; ?>...

Javascript: Labeling array results

javascript,arrays
Alright so here is my Html code: <html> <head> <title>Planning</title> <script type="text/javascript" src="Function.js"></script> </head> <body> <form id="form"> <h1><b>Please enter data</b></h1> <hr size="3"/> <br> <label for="Name">Name:</label> <input id="Name" type="text" /> <br> <label for="Date">Date: </label><input id="Date" type="text" /> <br> <label for="Plans">Plans:...

How to pass array in rails 4 strong parameters

ruby-on-rails,arrays
I have to pass a array of food_item_ids in my order_controller. Every order will have many food_items. How can I pass these food_items_id as an array in strong parameters. orders_controller.rb def create @order = Order.new(order_params) if @order.save render :json, @order, status:201, location: [:api, @order] else render :json, { errors: @order.errors...

How can I convert an Int array into a String? array in Swift

ios,arrays,swift,casting,type-conversion
I have an array that looks like this: var arr: [Int] = [1,2,3,4,5] In order to print this, I would like to convert this to: var newArr: [String?] = ["1","2","3","4","5"] Please help me out! Thanks in advance....

jQuery - Value in Function

jquery,arrays,function
My array: array.name = "Thiago"; array.date = "01/01/1990"; I want a function like this: function myFunc( array, fieldToCompare, valueToCompare ) { if( array.fieldToCompare == "Thiago" ) alert(true); } myFunc( myArray, name, "Thiago" ); is it possible?...

Trying to solve symmetric difference using Javascript

javascript,arrays,symmetric-difference
I am trying to figure out a solution for symmetric difference using javascript that accomplishes the following objectives: accepts an unspecified number of arrays as arguments preserves the original order of the numbers in the arrays does not remove duplicates of numbers in single arrays removes duplicates occurring across arrays...

Array breaking in Pebble C

c,arrays,pebble-watch,cloudpebble
I'm trying to create a simple dice-rolling application in Pebble using C on CloudPebble. I have an array of different die sizes you can scroll through using Up/Down, and you roll (currently just generate a random number, it'll get fancier later) using the middle button. There's also a label at...

Javascript : How do I call the array index of the string?

javascript,arrays
Hello I have a problem when you change the string in order to invoke an array in javascript, please help me, I have had a array: var fruit=['Apple','Banana','Orange']; and I have data string from mysql: example: var string = '0,2'; How to display an array of fruit which corresponds to...

C# sorting arrays in ascending and descending order

c#,arrays,sorting
I'm having trouble writing a method that returns true if the elements of an array (numbers) are in sorted order, ascending or descending, and false, if they are not in any sorted order. I can return a correct boolean value if the array is ascending but i do not know...

Create array/list of many objects(initially unknown amount) by tag

c#,arrays,list,unity3d,gameobject
I'm currently working on a radar system for my space game, and I am trying to work out how to add gameobjects, by tag, to either a list or array that can then be used in other methods. I can't do this manually because I will be procedurally generating each...

isset - else inside an array used to create a form

php,arrays
Hi how to write correctly an isset->else in an array used to create a form? For example: $this->form[] = array( 'surname' => (isset($vars['sur_name']) ? $vars['sur_name'] : '') ); I want to put else -> 'surname' => $current_user->user_lastname Many thanks...

Comparing arrays with numbers in vb.net

arrays,vb.net
I need a way to compare two arrays in vb.net and save result in third array: Dim KonRes(3) As Integer Dim UserRes(3) As Integer Dim YelRed(3) As Integer KonRes(0) = 1 KonRes(1) = 2 KonRes(2) = 3 KonRes(3) = 4 UserRes(0) = 4 UserRes(1) = 3 UserRes(2) = 2 UserRes(3)...

Zipping two arrays together with index in Scala?

arrays,scala,zip
I have two arrays populated with integers. They are the same size (val array1 and val array2). I want to fuse them together into tuples with their index as the third element. For example if we have val array1 = Array(5,2,6,2) and val array2 = Array(9,8,3,4) then I want to...

How to pivot array into another array in Ruby

arrays,ruby,csv
I have a multidimensional array like this one : myArray = [["Alaska","Rain","3"],["Alaska","Snow","4"],["Alabama","Snow","2"],["Alabama","Hail","1"]] I would like to end up with CSV output like this. State,Snow,Rain,Hail Alaska,4,3,nil Alabama,2,nil,1 I know that to get this outputted to CSV the way I want it I have to have output array like this: outputArray =[["State","Snow","Rain","Hail"],["Alaska",4,3,nil],["Alabama",2,nil,1]]...

Get elements containing text from array

javascript,jquery,html,arrays,contains
I want to search all the elements containing any string in the array. For example I have following list of items <ul> <li>cricket bat</li> <li>tennis ball</li> <li>golf ball</li> <li>hockey stick</li> </ul> and this array var arr = ['bat', 'ball']; It should select all the elements having text bat and ball....

Unable to convert between 1d and 2d array values

java,arrays,matrix,2d
I realize this problem and solutions are all over StackOverflow like here however I'm still unable to make this work. Most of the examples say that I just need to multiply the row by the width and add the column meaning the location (4, 3) in a 4x4 square grid...

php array returns undefined but print_r shows otherwise [duplicate]

php,arrays,json,undefined
This question already has an answer here: PHP: “Notice: Undefined variable” and “Notice: Undefined index” 11 answers foreach($jsonmediationinfo as $value1) { echo $value1['mstatus']; print_r($jsonmediationinfo); } Output: 1Array ( [0] => Array ( [mstatus] => 1 [mhearingnum] => first [mminutes] => adakjaflafjlarjkelfkalfkd;la ) [1] => Array ( [mhearingnum] => second...

creating a 3d array in python does not create array correctly

python,arrays,3d
I wish to make a 3d array by appending each element to the array in a loop, but instead of getting a 3d array I just get a 1d array with more elements in it. I'm working in Python 2.7 I want to get labels = [1,34,u'te],[2,44,u've],[4,43,u'ht] My code so...

Return index of word in string

arrays,vb.net,vbscript
This code: Module Module1 Sub Main() ' Our input string. Dim animals As String = "cat, dog, bird" ' See if dog is contained in the string. If Not animals.IndexOf("dog") = -1 Then Console.WriteLine(animals.IndexOf("dog")) End If End Sub End Module Return start position 5 in string But how to return...

export mysql query array using fputcsv

php,mysql,arrays,csv,fputcsv
I am trying to export the results of a sql query to CSV using fputcsv however keep getting the error "fputcsv() expects parameter 2 to be array, string given". I followed the answer given here - Query mysql and export data as CSV in PHP - but it throws the...

Get enemy's possible moves in chess to a 2D array - Python

python,arrays,chess
I have three arrays, chess = [["c","d","e","f","g","e","d","c"], ["b","b","b","b","b","b","b","b"], ["a","a","a","a","a","a","a","a"], ["a","a","a","a","a","a","a","a"], ["a","a","a","a","a","a","a","a"], ["a","a","a","a","a","a","a","a"], ["h","h","h","h","h","h","h","h"], ["i","j","k","l","m","k","j","i"]] that stores the positions of the pieces, ('a' is empty, 'b' is a black pawn etc.) and two other 8x8 arrays filled with False named whiteMoves and blackMoves. What I want is a function def getEnemyMoves():...

Infinite loop with fread

c,arrays,loops,malloc,fread
I'm trying to allocate an array 64 bytes in size and then loop over the array indexes to put a read a byte each from the inputfile. but when I don't malloc() the array indexes, the loop stays in index0 (so each time it loops it replaces the content in...

Translating a character array into a integer string in C++

c++,arrays,string
I was trying to achieve translating a character array into a integer string and corresponding character to their alphabetical order. For instance: A(a) = 0 , Z(z) = 25. string key_char = argv[1]; string key_num; for (int i = 0; i < key_char.length(); i++){ if (isalpha(key_char[i])){ if (islower(key_char[i])){ key_num[i] =...

Getting front value from array/json

php,arrays,json
I want to get my image value wich could be images/thispicture.png for example. I have an Array or Json with some values, but the problem is i only want the image from array. This is what i get now from the array: {"image_intro":"images\/16748007940_1cc8f06622_small.jpg","float_intro":"","image_intro_alt":"","image_intro_caption":"","image_fulltext":"","float_fulltext":"","image_fulltext_alt":"","image_fulltext_caption":""}"><img...

Display only values containing specific word in array

php,arrays,json,string,if-statement
Right now I am working on a search function for my json decoded results. The code that I got looks like this: <?php foreach($soeg_decoded as $key => $val){ $value = $val["Value"]; $seotitle = $val["SEOTitle"]; $text = $val["Text"]; echo '<tr><td>' . $value . '</td><td>' . $seotitle . '</td><td>' . $text ....

Merge and sum values and put them in an array

javascript,arrays,angularjs,foreach
I'm retrieving values from an external source and apply a foreach loop to the results, with the code below. angular.forEach(data, function(value, key) { if (value.start_date > firstdayOfWeek && value.start_date < lastdayOfWeek) { console.log(value.firstname + ' - ' + value.distance); } else { //do nothing } }); The result is console...

Javascript sort array of objects in reverse chronological order

javascript,arrays,sorting
I have an array of objects which holds a list of jobs and I would like to sort them in reverse chronological order as they would appear on a resume for example. I came up with the below solution which 'seems' to work but I was wondering if there is...

How do I print more than one value per key in Tcl?

arrays,tcl
array set array_in_twos { set1 table set2 chair set1 chair } foreach combo [array names array_in_twos] { puts "$combo is $array_in_twos($combo)," } outputs: set1 is chair, set2 is chair, It seems the second 'set 1' replaces the first 'set 1'. how do i print all? set1 is table, set2 is...

Reorder an array around an index

javascript,arrays,underscore.js,lodash
My issue is very simple to explain, but figuring out the most efficient way of doing it is proving difficult. I am trying to reorder an array starting at a particular index in the array. What I have: var array = [1,2,3,4,5]; What I want: array = [3,4,5,1,2]; What I've...

Universal function for getting all unique pairs, trebles etc from an array in javascript

javascript,jquery,arrays,performance,underscore.js
I am looking to create a function in javascript, which would allow me to pass a long array, together with one argument. what I'm looking for is something like this: var ar = [1,2,3,4]; var pairs = superAwesomeFunction(ar,2) //=> [[1,2],[1,3],[1,4],[2,3],[2,4],[3,4]]; var trebles = superAwesomeFunction(ar,3) //=> [[1,2,3],[1,2,4],[1,3,4],[2,3,4] ideally, the function would...