/
polyfill.js
32 lines (28 loc) · 1.03 KB
/
polyfill.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
(function(undefined){
if (String.prototype.trim === undefined) // fix for iOS 3.2
String.prototype.trim = function(){ return this.replace(/^\s+/, '').replace(/\s+$/, '') };
// For iOS 3.x
// from https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/reduce
if (Array.prototype.reduce === undefined)
Array.prototype.reduce = function(fun){
if(this === void 0 || this === null) throw new TypeError();
var t = Object(this), len = t.length >>> 0, k = 0, accumulator;
if(typeof fun != 'function') throw new TypeError();
if(len == 0 && arguments.length == 1) throw new TypeError();
if(arguments.length >= 2)
accumulator = arguments[1];
else
do{
if(k in t){
accumulator = t[k++];
break;
}
if(++k >= len) throw new TypeError();
} while (true);
while (k < len){
if(k in t) accumulator = fun.call(undefined, accumulator, t[k], k, t);
k++;
}
return accumulator;
};
})();