In 2009, ECMAScript 5 added a built-in bind()
function which takes an object as a parameter and returns an identical function in which this
will always
Here is a test you could try to for performance comparison.
http://jsperf.com/bind-vs-jquery-proxy/5
At this time, October 2014. The performance varies like crazy between browsers. IE 11 native bind is fastest.
However, for all three browsers I tested with, native bind out preform jquery proxy. And since bind() is standard, I would suggest sticking to it if possible.