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Length of a JavaScript object (associative array)
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| Object.size = function(obj) { | |
| var size = 0, key; | |
| for (key in obj) { | |
| if (obj.hasOwnProperty(key)) size++; | |
| } | |
| return size; | |
| }; | |
| // Get the size of an object | |
| var size = Object.size(myArray); | |
| // Simple methods, maybe not working in IE8 | |
| Object.keys(myArray).length |
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