var obj = {
name:'zhangsan',
age:23,
friends:['lisi','wangwu']
}
Object.freeze(obj);
obj.name = 'zhangsan1';
obj.friends[0] = 'zhaoliu';
console.log(obj.name);//zhangsan
console.log(obj.friends[0]);//zhaoliu
//freeze是浅层次的冻结
function myFreeze(obj) {
Object.freeze(obj);
Object.keys(obj).forEach(function(key){
if(typeof obj[key] === 'object') {
myFreeze(obj[key]);
}
});
}
es6 freeze
猜你喜欢
转载自blog.csdn.net/lanwangxia/article/details/118100778
今日推荐
周排行