defineReactive函数第一行
Heyangzhouzz opened this issue · 2 comments
Heyangzhouzz commented
function defineReactive (obj, key, val, cb) {
let val = val
Object.defineProperty(obj, key, {
enumerable: true,
configurable: true,
get: ()=>{
/*....依赖收集等....*/
/*Github:https://github.com/answershuto*/
return val
},
set:newVal=> {
val = newVal;
cb();/*订阅者收到消息的回调*/
}
})
}
isdotjim commented
搭个车...
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http://t.cn/Ai1vLcCU
http://t.cn/Ai1vLcCG
http://t.cn/Ai1vLcCA
Rehtt97 commented
兄嘚,你这个写法有问题吧 应该会报这种错
Uncaught SyntaxError: Identifier 'val' has already been declared