使用CryptoJS实现AES加密的JavaScript代码示例

/*
CryptoJS v3.1.2
code.google.com/p/crypto-js
(c) 2009-2013 by Jeff Mott. All rights reserved.
code.google.com/p/crypto-js/wiki/License
*/
var CryptoJS = CryptoJS ||
function(u, p) {
var d = {},
l = d.lib = {},
s = function() {},
t = l.Base = {
    extend: function(a) {
        s.prototype = this;
        var c = new s;
        a && c.mixIn(a);
        c.hasOwnProperty("init") || (c.init = function() {
            c.$super.init.apply(this, arguments)
        });
        c.init.prototype = c;
        c.$super = this;
        return c
    },
    create: function() {
        var a = this.extend();
        a.init.apply(a, arguments);
        return a
    },
    init: function() {},
    mixIn: function(a) {

        for (var c in a) a.hasOwnProperty(c) && (this[c] = a[c]);
        a.hasOwnProperty("toString") && (this.toString = a.toString)
    },
    clone: function() {
        return this.init.prototype.extend(this)
    }
},
r = l.WordArray = t.extend({
    init: function(a, c) {
        a = this.words = a || [];
        this.sigBytes = c != p ? c: 4 * a.length
    },
    toString: function(a) {
        return (a || v).stringify(this)
    },
    concat: function(a) {
        var c = this.words,
        e = a.words,
        j = this.sigBytes;
        a = a.sigBytes;
        this.clamp();
        if (j % 4) for (var k = 0; k < a; k++) c[j + k >>> 2] |= (e[k >>> 2] >>> 24 - 8 * (k % 4) & 255) << 24 - 8 * ((j + k) % 4);
        else if (65535 < e.length) for (k = 0; k < a; k += 4) c[j + k >>> 2] = e[k >>> 2];
        else c.push.apply(c, e);
        this.sigBytes += a;
        return this
    },
    clamp: function() {
        var a = this.words,
        c = this.sigBytes;