标签: javascript google-chrome chromium
说,如果我在FireFox中执行以下操作,它将抛出异常:
var ddd = {a:1, b:2} Object.freeze(ddd); 'use strict'; ddd.a = 3; //throws a TypeError: "a" is read-only
但铬/ 铬没有。有没有办法让他们扔?