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HTML | DOM Input Password required Property
  • Difficulty Level : Basic
  • Last Updated : 16 Apr, 2019

The DOM Input Password required Property is used to set or return whether Input Password Field should be filled or not when submitting the form. This property is used to reflect the HTML required attribute.

Syntax:

  • It is used to return the required property.
    passwordObject.required
  • It is used to set the required property.
    passwordObject.required = true|false

Property Values:

  • true: It specifies that the Password field must be filled out before submitting the form.
  • false: It is the default value. It specifies that the Password field must not be filled out before submitting the form.

Return Value: It returns a Boolean value which represents that the Password Field must be filled or not before submitting the form.

Example-1: This Example illustrates how to return the Property.



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<!DOCTYPE html> 
<html
  
<body style="text-align:center;"
  
    <h1 style="color:green;"
            GeeksForGeeks 
        </h1
  
    <h2>DOM Input Password required Property</h2
       
   <form id="myGeeks">
     Password: <input type="password"
        id="myPsw"
          required>
         </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").required;
              
            document.getElementById( 
            "demo").innerHTML = x; 
        
    </script
  
</body
  
</html>                    

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Output:

Before clicking on the button :

After clicking on the button:

Example-2: This example illustrates how to set the Property.

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<!DOCTYPE html> 
<html
  
<body style="text-align:center;"
  
    <h1 style="color:green;"
            GeeksForGeeks 
        </h1
  
    <h2>DOM Input Password required Property</h2
       
   <form id="myGeeks">
     Password: <input type="password"
        id="myPsw"
          required>
         </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").required = false;
              
            document.getElementById( 
            "demo").innerHTML = x; 
        
    </script
  
</body
  
</html>                    

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Output :
strong>Before clicking on the button:

After clicking on the button:

Supported Browsers: The browser supported by DOM input Password required Property are listed below:

  • Google Chrome
  • Internet Explorer
  • Firefox
  • Opera
  • Safari

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