Q.js - Using deferred

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南笙
南笙 2021-02-07 11:36

How do I get the value of the text from the example below?

Q.js has an example on using Deferred:

var deferred = Q.defer();
FS.readFile(\"foo.txt\", \"ut         


        
5条回答
  •  自闭症患者
    2021-02-07 12:23

    Q = require('q');
    FS = require('fs');
    
    var deferred = Q.defer();
    FS.readFile("client-02.html", "utf-8", function (error, text) {
      if (error) {
        deferred.reject(new Error(error));
        } else {
        deferred.resolve(text);
        }
    return deferred.promise.done( setTimeout(console.log(text),1000 ));
    });
    

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