HTML | DOM Input Password readOnly Property
The DOM Input Password readOnly Property is used to set or return whether a Password Field should be read-only or not. It means that a user can not modify or changes the content already present in a particular Element (However, a user can tab to it, highlight it, and copy the text from it) whereas a JavaScript can be used to change the read-only value and make the input field editable.
Syntax:
- It is used to return the readOnly property.
passwordObject.readOnly
- It is used to Set the readOnly property.
passwordObject.readOnly = true|false
Property Values:
- true: It defines that password field is read only.
- false: It is a default value. It defines that password field is not read only.
Return Value: It returns a boolean value which represent the password field is read only or not.
Example-1: This example illustrates how to return the property.
HTML
<!DOCTYPE html><html><body style="text-align:center;"> <h1 style="color:green;"> GeeksForGeeks </h1> <h2>DOM Input Password readOnly Property</h2> <form id="myGeeks"> Password: <input type="password" id="myPsw" readonly> </form> <br><br> <button onclick="myFunction()"> Click Here! </button> <p id="demo" style="color:green;font-size:20px;"></p> <script> function myFunction() { var x = document.getElementById( "myPsw").readOnly document.getElementById( "demo").innerHTML = x; } </script></body></html> |
Output:
Before clicking on the button:
After clicking on the button:
Example-2: This example illustrates how to set the property.
HTML
<!DOCTYPE html><html><body style="text-align:center;"> <h1 style="color:green;"> GeeksForGeeks </h1> <h2>DOM Input Password readOnly Property</h2> <form id="myGeeks"> Password: <input type="password" id="myPsw" readonly> </form> <br><br> <button onclick="myFunction()"> Click Here! </button> <p id="demo" style="color:green;font-size:20px;"></p> <script> function myFunction() { var x = document.getElementById( "myPsw").readOnly = false; document.getElementById( "demo").innerHTML = x; } </script></body></html> |
Output:
Before clicking on the button:
After clicking on the button:
Supported Browsers: The browser supported by DOM input Password readOnly Property are listed below:
- Google Chrome 1+
- Edge 12+
- Firefox 1+
- Opera 2+
- Safari 1+
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