Created
October 20, 2013 00:12
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Javascript's 'call' re-implemented
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| var call = function(fn, context) { | |
| var args = Array.prototype.slice.call(arguments, 2).join(‘,’), | |
| result; | |
| context.fn = fn; | |
| result = eval(“context.fn(“+ args +”)”); | |
| delete this.fn; | |
| return result; | |
| }; |
Function.prototype.call = function () {
var args = [].slice.apply(arguments, [1]);
return this.apply(arguments[0], args);
};
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Line 7:
delete context.fn;