text: window.onload=function()
  {
      let articleContent = document.getElementById("article_content");
      let cancel=document.getElementById("cancel");
  
      cancel.addEventListener("click",function()
      {
         let length=articleContent.value.length;
         document.getElementById("articleContNumber").innerHTML=length;
      });
  
      articleContent.addEventListener("input",function()
      {
         let length=articleContent.value.length;
         document.getElementById("articleContNumber").innerHTML=length;
  
      });
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