使用滑脂猴替换javascript函数 [英] Replace javascript function using greasemonkey

问题描述

我想使用滑脂猴子更改脚本.但这是行不通的.请帮忙；

I want to change the script using greasemonkey. But it doesn't work. Please help;

original script

<script>
      function abc(){
          // SOME STUFF HERE
      }
      abc();
      window.onload = abc;
      .....
      // OTHER JAVASCRIPT TASK
      .....
</script>

现在，我想更改功能abc作为我的要求.我尝试了以下方法，但无济于事.

Now I want to change the function abc as my requirement. I tried the following way but doesn't help.

// ==UserScript==
// @name        Test
// @namespace   UNIQUE_NAMESPACE
// @include     http://PATH_TO_DOMAIN/*
// @version     1
// @grant       unsafeWindow
// ==/UserScript==
unsafeWindow.abc= function () {
    //MY REQUIREMENT
}

推荐答案

您将在此处找到一个很好的示例/教程: @ document-start示例:劫持页面脚本

You will find a good example/tutorial here: @document-start Example: hijack page scripts

N.B. 此脚本中使用的'beforescriptexecute'事件是HTML5规范的一部分，目前仅基于Gecko的浏览器(Firefox)支持.

N.B. The 'beforescriptexecute' event used in this script, which is part of HTML5 specifications, is supported only by Gecko-based browsers (Firefox) at the moment.

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