摘要:
/** * Created by liyinghao on 2016/11/6. */const fs = require('fs');/** 新建一个Promise对象,Promise就是一个容器,里面放置一个异步执行的API* */const p1 = new Promise((resolve, reject)=>{ fs.readFile('./a.txt','utf8',(err,d... 阅读全文
posted @ 2016-11-07 23:02
itly
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