HTML DOM Input Email readOnly Property

The HTML DOM Input Email readOnly property sets/returns whether Input Email can be modified or not.

Syntax

Following is the syntax −

Returning boolean value - true/false

inputEmailObject.readOnly

Setting readOnlyto booleanValue

inputEmailObject.readOnly = booleanValue

Boolean Values

Here, “booleanValue” can be the following −

booleanValue	Details
true	It defines that the input email field is readOnly.
false	It defines that the input email field is not readOnly and can be modified.

Example

Let us see an example of Input Email readOnly property −

<!DOCTYPE html>
<html>
<head>
<title>Input Email readOnly</title>
<style>
   form {
      width:70%;
      margin: 0 auto;
      text-align: center;
   }
   * {
      padding: 2px;
      margin:5px;
   }
   input[type="button"] {
      border-radius: 10px;
   }
</style>
</head>
<body>
<form>
<fieldset>
<legend>Email-readOnly</legend>
<label for="EmailSelect">Contact Us :
<input type="email" id="EmailSelect" onclick="showErrorMsg()" value="[email protected]" readOnly>
</label>
<input type="button" onclick="showMessage()" value="Copy Email Id">
<div id="divDisplay"></div>
</fieldset>
</form>
<script>
   var divDisplay = document.getElementById("divDisplay");
   var inputEmail = document.getElementById("EmailSelect");
   divDisplay.textContent = 'Above email is read-only';
   function showMessage() {
      inputEmail.select();
      document.execCommand('copy');
      divDisplay.textContent = 'Email Copied: '+inputEmail.value;
   }
   function showErrorMsg(){
      divDisplay.textContent +=', This cannot be edited.'
   }
</script>
</body>
</html>

Output

This will produce the following output −

Before clicking ‘Copy Email Id’ button −

HTML DOM Input Email readOnly Property

Clicking ‘Contact Us’ email field −

HTML DOM Input Email readOnly Property

Clicking ‘Copy Email Id’ −

HTML DOM Input Email readOnly Property