On Feb 16, 8:56 am, Yaffle <vic99...@yandex.ru> wrote:
> Function.prototype.bind may work 2 times faster, if when calling bind
> with one argument,it would return function without "arg.concat"
>
> bind: function() {
> if (arguments.length < 2 && Object.isUndefined(arguments[0]))
> return this;
> var __method = this, args = $A(arguments), object = args.shift();
> if(arg.length)
> return function() {
> return __method.apply(object, concat($A(arguments)));
> };
> return function(){
> return __method.apply(object, $A(arguments));
> };
> }
>
> P.S. bind function used with one argument very frequently
Similar optimization was already done few months ago
http://prototype.lighthouseapp.com/projects/8886/tickets/215-optimize-bind-bindaseventlistener
--
kangax
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