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leetcode-cn hide premium problems

Hide Premium Problems on Leetcode

当前为 2019-05-27 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name         leetcode-cn hide premium problems
  3. // @description:en Hide Premium Problems on Leetcode
  4. // @version      0.3
  5. // @author      ruanimal 
  6. // @thanks     hntee
  7. // @match        https://leetcode-cn.com/problemset/*
  8. // @description Hide Premium Problems on Leetcode
  9. // @namespace https://greatest.deepsurf.us/en/users/22079-hntee
  10. // ==/UserScript==
  11.  
  12.  
  13. (function() {
  14.     'use strict';
  15.     observeDomChange();
  16. })();
  17.  
  18. function observeDomChange() {
  19.     var MutationObserver = window.MutationObserver;
  20.     var myObserver       = new MutationObserver (mutationHandler);
  21.     var obsConfig        = {
  22.         childList: true, attributes: true,
  23.         subtree: true,   attributeFilter: ['list-group']
  24.     };
  25.     myObserver.observe (document, obsConfig);
  26.     function mutationHandler (mutationRecords) {
  27.         $('tr i.fa-lock').parent().parent().parent().parent().parent().hide();
  28.     }
  29. }