☰

Userscript Manager Detection

A Code Snippet for detecting if the script is being ran in an Userscript Manager.

当前为 2022-10-16 提交的版本，查看 最新版本。

此脚本不应直接安装。它是供其他脚本使用的外部库，要使用该库请加入元指令 // @require https://update.cn-greasyfork.org/scripts/453189/1105661/Userscript%20Manager%20Detection.js 

  1. // ==UserScript==
  2. // @name         Userscript Manager Detection
  3. // @namespace    http://tampermonkey.net/
  4. // @version      1
  5. // @description  A Code Snippet for detecting if the script is being ran in an Userscript Manager.
  6. // @author       Taureon
  7. // @include      *
  8. // @grant        none
  9. // @license      Unlicense
  10. // ==/UserScript==
  11.  
  12. // Detect GreaseMonkey API objects
  13. //data type: boolean
  14. //true = It is being ran in an Userscript Manager
  15. //false = It is being ran as a bookmarklet or it is being ran in an Userscript Manager that does not have GreaseMonkey API objects
  16. var isInUserscriptContext = typeof GM === 'object' || typeof GM_info === 'object';
  17.  
  18. // Show result
  19. //NOTE: This is not required, as it only serves for demonstration purposes.
  20. alert(isInUserscriptContext ? 'I am being ran in an Userscript' : 'I am not being ran in an Userscript');