Javascript Array forEach(fun, thisp)

/**/*ww w  .j ava2s . co m*/
 * Array.prototype.forEach Polyfill
 */

Array.prototype.forEach = function(fun, thisp) {
 "use strict";
 if (this === void 0 || this === null) {
  throw new TypeError();
 }
 var t = Object(this);
 var len = t.length >>> 0;
 if (typeof fun !== "function") {
  throw new TypeError();
 }
 for (var i = 0; i < len; i++) {
  if (i in t) {
   fun.call(thisp, t[i], i, t);
  }
 }
};

/* End of file foreach.js */