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想请教一下关于获取计时器内部数据的问题

 3 years ago
source link: https://www.v2ex.com/t/793012
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V2EX  ›  JavaScript

想请教一下关于获取计时器内部数据的问题

  aglsv · 9 小时 20 分钟前 · 340 次点击 
function a (){
 let a = 0
 a = 1
 let loader = setInterval(function () {
            abc （） 
            clearInterval(loader)
        }, 1000)
        
 function abc (){
 	a +=1
 }
 
 return a
}

我的预想是 return 的 a 为 2，但是现在 return 的结果依旧是 1，请问这个该怎么解决啊


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