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Leetcode Notes remove

Remove Lettcode Notes.

  1. // ==UserScript==
  2. // @name         Leetcode Notes remove
  3. // @namespace    http://www.cocong.cn/
  4. // @version      0.1
  5. // @description  Remove Lettcode Notes.
  6. // @author       huzhenhua
  7. // @match        https://leetcode-cn.com/problems/*
  8. // @grant        none
  9. // ==/UserScript==
  10.  
  11. (function() {
  12.     //'use strict';
  13.  
  14.     var wait_duration = 1000;
  15.     var try_times = 5;
  16.  
  17.     setTimeout(function(){
  18.         var note = document.querySelector('.note-btn-cn__uUt0')
  19.         if(note != null) {
  20.             note.remove();
  21.             console.log("Note was removed.");
  22.         } else if(--try_times >= 0) {
  23.             setTimeout(arguments.callee, wait_duration);
  24.             console.log("Try to remove note again.");
  25.         } else {
  26.             console.log("Note was failed to remove.");
  27.         };
  28.     }, wait_duration);
  29.  
  30. })();