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HTML | DOM Input Password Object

  • Last Updated : 21 May, 2019

The Input Password Object in HTML DOM is used to represent an HTML input element with type=”password”.
The input element with type=”password” can be accessed by using getElementById() method.

Syntax:

  • It is used to access input type=”password”
    document.getElementById("id");
  • It is used to create type=”password” element.
    document.createElement("input");

Object Properties:

PropertyDescription
typeThis property is used to return which type of form element the password field is.
valueThis property is used to set or return the value of the value attribute of a password field.
autocompleteThis property is used to set or return the value of the autocomplete attribute of a password field.
autofocusThis property is used to set or return whether a password field should automatically get focus when the page loads.
defaultValueThis property is used to set or return the default value of a password field.
disabledThis property is used to set or return whether a password field is disabled or not.
formThis property is used to return reference to the form that contains the password field.
maxLengthThis property is used to set or return the value of the maxlength attribute of a password field.
nameThis property is used to set or return the value of the name attribute of a password field.
placeholderThis property is used to set or return the value of the placeholder attribute of a password field.
readOnlyThis property is used to set or return whether the password field is read-only or not.
requiredThis property is used to set or return whether the password field must be filled out before submitting a form.
sizeThis property is used to set or return the value of the value attribute of the password field.

Input Number Object Methods:

  • select(): This is used to select the content of a password field.

Example-1:






<!DOCTYPE html>
<html>
  
<body style="text-align:center;">
  
    <h1 style="color:green;">  
            GeeksForGeeks  
        </h1>
  
    <h2>DOM Input Password Object</h2> Password:
    <input type="password"
           id="myPsw" 
           value="geeks12">
  
    <p>Click the button to get the password 
      of the password field.</p>
  
    <button onclick="myFunction()">
      Click Here!
   </button>
  
    <p id="demo"></p>
  
    <script>
        function myFunction() {
            var x = 
            document.getElementById(
              "myPsw").value;
            
            document.getElementById(
              "demo").innerHTML = x;
        }
    </script>
  
</body>
  
</html>

Output:

Before click on the button:

After click on the button:

Example-2:




<!DOCTYPE html>
<html>
  
<body style="text-align:center;">
  
    <h1 style="color:green;">  
            GeeksForGeeks  
        </h1>
  
    <h2>DOM Input Password Object</h2>
  
    <p>Click the button to create a
      Password Field.</p>
  
    <button onclick="myFunction()">
      Click Here!
    </button>
  
    <script>
        function myFunction() {
            
            // Creating input element.
            var x = document.createElement("INPUT");
              
            // Set type password.
            x.setAttribute("type", "password");
            x.setAttribute("value", "geeks12");
            document.body.appendChild(x);
        }
    </script>
  
</body>
  
</html>

Output:

Before click on the button:

After click on the button:

Supported Browsers:

  • Google Chrome
  • Mozilla Firefox
  • Edge
  • Safari
  • Opera

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