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By: Axel Rauschmayer

I second the vote for es5-shim. Also useful: The <a href="http://kangax.github.com/es5-compat-table/" rel="nofollow">ECMAScript 5 compatibility table</a> shows what is supported on which...

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By: hsfhsf

hi, i am a chinese , i am not good at english. i like your articles very much. i have a question want to ask you. can you help me? thanks var a = function b() { alert(a == b) } a(); // true...

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By: Angus Croll

Hi and thanks for the compliment! the right hand side of the first line is a function expression (FE) you haven’t actually assigned anything to b It is really the same as saying var a = function() {…}...

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By: hsfhsf

I’m sorry, I have not express clearly. when “typeof b == ‘undefined’” is true in global code, b is not blinds with global execution context. why “a == b” is true when execute a(); in your article you...

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By: Rethinking JavaScript Object Enumeration | Javascript | Syngu

[...] Objects are forever at the mercy of the pedestrian, one directional for-in loop, without… Read more… Categories: Javascript     Share | Related [...]

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By: Finding object keys in Javascript - Programmers Goodies

[...] of an object’s own property names. Googling around, I quickly found some reference code on this blog. Now, when using this keys() method, I find some strange behavior when enumerating the...

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By: Stan Cristian

Since version 11.60 Opera supports these functions too, and not only that but “Implemented full support for ECMAScript 5.1″ (http://www.opera.com/docs/changelogs/windows/1160/).

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By: Robert Biggs

This is a little late, but there is an easy way to extend native objects in JavaScript taking advantage of ECMAScript 5: extend = function(obj, prop) { Object.keys(prop).forEach(function(val) { if...

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By: Javascript Forum`

I like reading an article that will make people think. Also, thanks for permitting me to comment!

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By: JSSpy » Rethinking javascript object enumeration

[...] all manner of crazy, fun techniques; Objects are forever at the mercy of the pedestrian, … Continue reading →Source: [...]

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By: rg443

Reblogged this on <a href="http://rg443blog.wordpress.com/2013/02/10/916/" rel="nofollow">rg443blog</a> and commented: JavaScript Object Enumeration

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By: RobG

I don’t think you can say: “EcmaScript 5 has apparently pre-empted this trend by introducing the generic method, defined by one type but useable by any. ” ES5 didn’t introduce generic methods, they are...

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By: Problems with extending ES5 Array capabilities to support regular Objects...

[...] Couple of smart people thought about these paradigm changes. Like Angus Croll mentioned it in the article javascript-object-keys-finally: [...]

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By: Problems with extending ES5 Array capabilities to regular Objects

[...] Couple of smart people thought about these paradigm changes. Like Angus Croll mentioned it in the article javascript-object-keys-finally: [...]

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