how to add id to element in javascript code example

Example 1: create element javascript with id

var btn = document.createElement('div'); 
btn.setAttribute("id", "div1");

Example 2: add id to element javascript

myPara.setAttribute("id", "id_you_like");

Example 3: how to add elements in javascript html

//adding 'p' tag to body

  var tag = document.createElement("p"); // <p></p>
  var text = document.createTextNode("TEST TEXT"); 
  tag.appendChild(text); // <p>TEST TEXT</p>
  var element = document.getElementsByTagName("body")[0];
  element.appendChild(tag); // <body> <p>TEST TEXT</p> </body>

Example 4: javascript change element id

var element = document.getElementById("oldID");
element.id = "newID";

Example 5: javascript add id to element

myelement.id = yourid;

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Javascript Example

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