Dynamically Create Variable Names From A Loop?

Feb 11, 2010

I am working on a project where I need to redo the same thing with new variable names

Code JavaScript:
var paper1 = new Raphael('img1', 500, 500);
c1 = paper1.rect(0, 0, 50, 20, 5);
var paper2 = new Raphael('img2', 500, 500);
c2 = paper2.rect(0, 0, 50, 20, 5);

I would like to be able to do this with a for loop. So in the above example I would want paper+i, img+i, and c+i was trying eval("paper"+i) but didn't work.

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Dynamically Creating Variable Names

Aug 9, 2003

Here's my problem: I need to create a variable name dynamically, made up of a string (say "var_name_") and an integer. Ultimately I want something like this:

var_name_1 = 'whatever value I want'
var_name_2 = 'whatever value I want'
var_name_3 = 'whatever value I want'
...
var_name_N = 'whatever value I want'

But the actual variable names are determined at run-time, so I can't just hardcode them.

Any suggestions? JavaScript doesn't seem to have a Variable type, so I can't just cast a string into a var...

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Jun 14, 2011

I need to create 14 javascript Ajax objects and assign properties and events to them. Since most of the code is just being repeated, I'd like to do the whole thing in a loop using an array for the object names. This is a portion of the code as it now stands:

boxe2_tree = new dhtmlXTreeObject("boxe2_div", "100%", "100%", 0);
boxe2_tree.enableCheckBoxes(1);
// etc.
boxe2_tree.loadXML("./xml/boxe.xml",function(){loadTree('boxe2_tree');});
warn2_tree = new dhtmlXTreeObject("warn2_div", "100%", "100%", 0);
warn2_tree.enableCheckBoxes(1);

[Code]...

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JQuery :: Dynamically Generating Variable Names?

Feb 16, 2010

I am doing a project where I would like to be able to generate a series of variable names dynamically in the following example

var paper1 = new Raphael('img1', 500, 500);
c1 = paper1.rect(0, 0, 50, 20, 5);
var paper2 = new Raphael('img2', 500, 500);
c2 = paper2.rect(0, 0, 50, 20, 5);
would like to use a loop to increment names
for (i=0;i<=5;i++)

[Code]...

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Adding An Incrementing Variable To A Script To Create Different Class Names

Feb 12, 2009

Last evening I ran across this script which I think will address a need I have; replacing my radio buttons with images. The one difference I have is that I need to use a different button image for each of the 5 buttons in my group.Unfortunately, the script dose not apply unique classnames within the generated mark-up so if I'm to use this I need to apply some sort of counting variable that increments and use this variable to append the classname with.Around line 52/53 of jquery.checkbox.js is

Code JavaScript:

/* Wrapping all passed elements */
return this.each(function()
{

[code]....

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Create Variable Name Dynamically??

Nov 1, 2011

how to create variable name dynamically?

eg: if (test==1)
var test1=1
if (test==2)

[code]....

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How To Create Variable Name Dynamically

Nov 1, 2011

how to create variable name dynamically?

eg: if (test==1)
var test1=1
if (test==2)

[code]....

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Dynamically Create Variable And Assign Value?

Feb 25, 2009

I have checkboxes which is generated within loop of records come from db and append the id with the name and id like this

<input type=checkbox name=CB.<?=$id?> name=CB.<?=$id?> >

Now in extension js file i want to check if check box is checked then create the variabel like CB1 (1 is the id) and the i want to assign value to this variable

i did something like this

[code ]
//arrayLength is the no of check boxes
for(var i= 0 ; i <arrayLength; i++)
{

[Code]....

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Dynamically Create Variable In Script And Assign Value?

Feb 25, 2009

I have checkboxes which is generated within loop of records come from db and append the id with the name and id like this

<input type=checkbox name=CB.<?=$id?> name=CB.<?=$id?> >

Now in extension js file i want to check if check box is checked then create the variabel like CB1 (1 is the id) and the i want to assign value to this variable code...

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Sep 13, 2011

I've got about 40 check-boxes on my 1 form. These check-boxes all have names (obviously) but they are NOT all unique names. The number of UNIQUE names on my form is probably around 8 or 9 (the actual number is NOT important). Because some check-boxes use the same names as other. It's set up this way, please don't ask me to change it, I can't change it.What's the syntax/method for looping through all the names? I was thinking I should do maybe a "for" loop;

for (var i = 0; i < fieldName.length; i++)

But I don't know how to hold a variable of the unique names to start with.

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JQuery :: Id Names Of Valores Are Incorrect In The Last Loop

Oct 11, 2011

i am using this script

Code:
<script type="text/javascript">
$(document).ready(function() {
for ($i=0; $i<4; $i++) {
var num = $('.clonedInput').length;
var newNum = new Number(num + 1);
[Code]...

all works well, less one thing. The id names of valores are incorrect in the last loop.

[Code]....

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Jul 23, 2005

Does anyone know how to make this work?

var sectionId = 5;
repeat_section_sectionId();

function repeat_section_5(){
alert("firing");
}

The function's name contains the variables value, so how do we make
the engine see that?

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Dynamically Generated Form Names In IE6 / IE7?

Mar 2, 2011

I'm having a problem with the page at http://www.bathfringe.co.uk/contributors2011_2.php
The user is able to add new performances to the form. This functionality is provided by cloning elementsPart of the code should add a 'counter' array key to the names of the cloned form inputs (full code obviously available at the page linked above):

Code:
counter++;
// Find the element to be copied

[code]....

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Aug 4, 2011

I'm looking to send a loop variable (i) to a function inside the loop, but I can't seem to get it to use the value I want, it keeps making it a reference of i and therefore the function is always called using the last value of i rather than the one it was set with.

So if i have 5 Tabs then Tab 1, when clicked, should call DefaultTabClick(0) and so on rather than always using 4 for any of the tabs.

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Oct 25, 2011

I have a php page that names checkboxes in a form chkwhatever# and increments the number depending on how many items there will be. In my javascript i want to be able to check to see if any of the checkboxes are checked but I cant use document.name.chkbox+#.checked. Should I create an array with the checkbox names? Not sure how to go about this.

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Mar 4, 2010

I'm having an issue where i need to get an array of names from an ajax page so that i can insert them into the page i did the ajax request from.

something like this:

<p><span class='childName'>Eric Steinborn</span></p>
<p><span class='childName'>Paul Steinborn</span></p>
<p><span class='childName'>Sean Steinborn</span></p>

[Code].....

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Dec 5, 2009

I need to collect all the style information from an indesign file and i have to display as combo box and the user should seelct the style name. The selected style names i have to list in a seperate text box and when i select okay i have to search some text and replace in the document where this selected style name paragraphs only.

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Dec 11, 2009

Find it really hard to understand these random variable names and what they are doing,im sure the random variable names are pointers and counts

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Dec 28, 2010

this is my first time posting on this forum. Hope you could help me. I am a beginner when it comes to Javascript. Here is my first stumbling block in this language.The code that works

if(x==1)
{
p1.value="x";

[code]....

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JQuery :: Create XML Document With CamelCase Attribute Names?

Oct 17, 2011

I am trying to create a XML Document with attributes that needs to be in camelCase.<query maxValue="10" minValue="1">..</query>I am trying to create this xml dynamically using the following code.

var queryXML = $('<xml>');
queryXML.append('<query></query>');
queryXML.find('query').attr("minValue",minVal);

[code]....

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Jul 23, 2005

I have a table that I populate with an array using ASP. As each row is created, the form object names are appended a numeric, such as:

i = 1
<select name="select<%=i%>">
...
...
...
i = i+1
next

I then pass "i" to a javascript function, so that I can access the values of each form object. I can't figure out how to properly concatenate the "i" and still allow access to the value in the form object. Currently I have:

var ps = 'platSymbol' + I;
alert(ps)
var sel = 'document.frmUpdPlatGrp.' + ps + '.value'
alert(sel)

I know I'm wrong, as this comes back as a complete string. Ultimately I want to have something like this:

var s = document.frmUpdPlatGrp.platSymbol2.value - so that I can actually get the value.

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Testing Checkboxes With Variable Names?

Nov 21, 2010

I have a form with several types of checkboxes, and I'm trying to check all but one of them to determine if any of those have been checked. I do not want to check 'all', but I want to see if any of the 'check_' or 'check2_' checkboxes have been checked. There are a variable number of checkboxes, so this is just an example with two of each. Set 1 and Set 2 will always have the same number of checkboxes as each other, though.

[Code]...

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Variable Multidimensional Array Names With Window[]?

May 6, 2009

I'm trying to use variable variable names using the window[] functionality. It works fine when you literally specify an array's base variable name, but I have a multidimensional array and would like to use window[] to build the name of the specific sub-array I'm looking for, like so:

// here's my multidimensional array
myArray = new Array();
myArray['id'] = 'foo';
myArray['sub'] = new Array();

[Code]....

However if temp is the name of a sub-array (e.g. 'myArray[sub]), and not the base array name(i.e. 'myArray'), then window[temp] evaluates to "undefined".

Can the window[] functionality handle this somehow, or do I have to resort to eval() or something else?

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Aug 9, 2010

Have the Javascript function below which takes the name of an input on the form passed as a variable so that 1 function can check many inputs as I have up to 3 fields per form that can accept this data range.

function contact_number_check(formObj,field)
{
var obj = document.forms[formObj];
var regExp = /^([0-9 ])+$/;
alert(field);

[Code]...

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May 5, 2009

I'm trying to use variable variable names using the window[] functionality. It works fine when you literally specify an array's base variable name, but I have a multidimensional array and would like to use window[] to build the name of the specific sub-array I'm looking for, like so:

Code:
// here's my multidimensional array
myArray = new Array();
myArray['id'] = 'foo';
myArray['sub'] = new Array();
myArray['sub']['id'] = 'bar';

[Code]...

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Apr 26, 2011

I have been given a piece of code that validates passwords, but need to edit the code with correct variable names and indentations etc.

Here is the original code:

What the variables n1 and n2 are/ what they do?

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