scope « object « Javascript Data Type Q&A

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Javascript Data Type Q&A » object » scope

1. scoping of private variables in object prototype methods stackoverflow.com

This question is about the behavior of an object with methods added to its prototype chain and a few private variables. Just out of curiosity and to get my head around ...

2. JavaScript: Convert string to value of predefined variable stackoverflow.com

I have a JavaScript object that looks like the following:

venue = function(map, dataSet) {
    // set some constants
    this.VENUE_ID = 0;
    this.VENUE_NAME ...

3. JavaScript Object Literal Notation Internal Variable Pointing stackoverflow.com

I have an array of variables. And I want one variable to equal the previous one. For example:

var myVars = {
    var1: "test",
    var2: var1
};

alert(myVars.var2);

//output: var1 ...

4. JavaScript: Reference a functions local scope as an object stackoverflow.com

When I call a function, a local scope is erected for that call. Is there any way to directly reference that scope as an object? Just like window is a reference ...

5. Associative Array / Object can't be read in functions stackoverflow.com

At the very beginning of the javascript file, I have:

var lbp = {};
lbp.defaults = {
    minLength: 40
};

I can successfully alert it afterwards, with:

alert(lbp.defaults.minLength);

But as soon as ...

6. Object inside of array -- works in one scope but not in another? stackoverflow.com

Ok I've been learning some of the more advanced aspects of Javascript and now trying to use this I'm stuck. Here is my code:

function Data(){}

function init(state){
  var item;
  item=new ...

7. What is the scope of this object stackoverflow.com

I have the following code snippet which uses'event' My fellow developers argue that the scope of 'var event' is restricted to 'if' condition. Is that true. How can I make this a better ...

8. A javascript Object ambiguous problem stackoverflow.com

this is a very very strange problem... see this 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" lang="zh-CN">
<head>
<title>TEST</title>
<script src="http://misc.fandongxi.com/js/jquery.1.4.js" type="text/javascript"></script>
</head>
<body>

<a href="#" id="p1">click this to change p1.x</a>
<a href="#" id="p2">click this to change ...

9. Javascript global object calls function? stackoverflow.com

I have a very odd problem with javascript. My code is rather long so here is an example of the structure and the problem:

var x = new function f() {
  ...

10. json2: why does "var JSON" in global scope not clobber the global JSON object? stackoverflow.com

At the top of json2.js (line 160 after the comments: https://github.com/douglascrockford/JSON-js/blob/master/json2.js), is the following code:

var JSON;
if (!JSON) {
    JSON = {};
}

Typically, declaring var something will set ...

11. Scope problem nesting Javascript Objects stackoverflow.com

I am writing some Javascript code using jQuery to display specially formatted widgets in a browser. I've had success, but now I'm working on refactoring my code for two reasons. (1) ...

12. Javascript variable scoping issue stackoverflow.com

I'm having a problem referencing a global variable inside an object literal:

function f() {
    globalVar = "test";
}

$(document).ready(function() {
    f();
    var a = ...

13. Javascript: How to access public member variables when creating object with immediate invocation stackoverflow.com

I can use immediate invocation to create an object with methods that have access to private members.

var myObj = (function () {
  // Private member variables
  var privateX;

  ...