/*! @source http://purl.eligrey.com/github/FileSaver.js/blob/master/FileSaver.js */var saveAs = saveAs ||function(e) {  "use strict";  if (typeof navigator !== "undefined" && /MSIE [1-9]/./.test(navigator.userAgent)) {    return  }  var t = e.document,  n = function() {    return e.URL || e.webkitURL || e  },  r = t.createElementNS("http://www.w3.org/1999/xhtml", "a"),  i = "download" in r,  o = function(e) {    var t = new MouseEvent("click");    e.dispatchEvent(t)  },  a = /Version//[/d/.]+.*Safari/.test(navigator.userAgent),  f = e.webkitRequestFileSystem,  u = e.requestFileSystem || f || e.mozRequestFileSystem,  s = function(t) { (e.setImmediate || e.setTimeout)(function() {      throw t    },    0)  },  c = "application/octet-stream",  d = 0,  l = 500,  w = function(t) {    var r = function() {      if (typeof t === "string") {        n().revokeObjectURL(t)      } else {        t.remove()      }    };    if (e.chrome) {      r()    } else {      setTimeout(r, l)    }  },  p = function(e, t, n) {    t = [].concat(t); 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   e.readyState = e.DONE;    p(e, "abort")  };  m.readyState = m.INIT = 0;  m.WRITING = 1;  m.DONE = 2;  m.error = m.onwritestart = m.onprogress = m.onwrite = m.onabort = m.onerror = m.onwriteend = null;  return S} (typeof self !== "undefined" && self || typeof window !== "undefined" && window || this.content);if (typeof module !== "undefined" && module.exports) {  module.exports.saveAs = saveAs} else if (typeof define !== "undefined" && define !== null && define.amd != null) {  define([],  function() {    return saveAs  })}

var blob = new Blob(['out_put_string'], {type: "text/plain;charset=utf-8"});//out_put_string為需要保存到文件的字符串內(nèi)容saveAs(blob, "filename.php");//filename.php為保存的文件名