Javascript DOM HTML Input Text disabled Property set

Introduction

Disable a text field: 

document.getElementById("myText").disabled = true;

Click the button to disable the text field.

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<!DOCTYPE html>
<html>
<body>

Name: <input type="text" id="myText">
<button onclick="myFunction()">Disable Text field</button>

<script>
function myFunction() {//from w  ww .j  a  va2  s  .c  o  m
  document.getElementById("myText").disabled = true;
}
</script>

</body>
</html>

The disabled property sets or gets whether a text field is disabled, or not.

Value Description
true The text field is disabled
false Default. The text field is not disabled

The disabled property returns true if the text field is disabled, otherwise it returns false.




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