fineui/src/polyfill/sort.js

//修复ie9下sort方法的bug
;!function (window) {
    var ua = window.navigator.userAgent.toLowerCase(),
        reg = /msie|applewebkit.+safari/;
    if (reg.test(ua)) {
        var _sort = Array.prototype.sort;
        Array.prototype.sort = function (fn) {
            if (!!fn && typeof fn === 'function') {
                if (this.length < 2) {
                    return this;
                }
                var i = 0, j = i + 1, l = this.length, tmp, r = false, t = 0;
                for (; i < l; i++) {
                    for (j = i + 1; j < l; j++) {
                        t = fn.call(this, this[i], this[j]);
                        r = (typeof t === 'number' ? t :
                                !!t ? 1 : 0) > 0;
                        if (r === true) {
                            tmp = this[i];
                            this[i] = this[j];
                            this[j] = tmp;
                        }
                    }
                }
                return this;
            } else {
                return _sort.call(this);
            }
        };
    }
}(window);