HTML | DOM Input URL autocomplete Property

Last Updated : 17 Oct, 2019

The DOM Input URL autocomplete Property in HTML DOM is used to set or return the value of the autocomplete attribute of an Input URL field. The autocomplete attribute is used to specify whether the autocomplete attribute has “on” or “off” value. When the autocomplete attribute is set to on, the browser will automatically complete the values based on which the user entered before. Syntax:

It returns the Input URL autocomplete property.
```
urlObject.autocomplete
```
It is used to set the Input URL autocomplete property.
```
urlObject.autocomplete = "on|off"
```

Property Values: It contains two values which are listed below:

on: It is the default value. It automatically completes the values.
off: It defines that the user should fill the values of the URL input field. It does not automatically complete the values.

Return Value: It returns a string value which represents the state of autocomplete. Example-1: This Example illustrates how to return the property.

html

<!DOCTYPE html>
<html>

<head>
    <title>
        DOM Input URL autocomplete Property
    </title>
</head>

<body>
    <center>
        <h1 style="color:green;"> 
                GeeksForGeeks 
            </h1>

        <h2>
          DOM Input URL autocomplete Property
      </h2>

        <label for="uname" 
               style="color:green">
      </label>

            <form id="geeks">
                <input type="url"
                       id="gfg" 
                       placeholder="Enter URL" 
                       size="20"
                       value="GeeksForGeeks" 
                       pattern="https?://.+" 
                       title="Include http://" 
                       autocomplete="on">
            </form>
            <br>
            <br>

            <button type="button" 
                    onclick="geeks()">
                Click
            </button>

            <p id="GFG" 
               style="color:green;
                      font-size:25px;">
          </p>

            <script>
                function geeks() {
                  
                    var link =    
                     document.getElementById(
                       "gfg").autocomplete;
                  
                    document.getElementById(
                      "GFG").innerHTML = link;
                }
            </script>
    </center>
</body>

</html>

Output: Before Clicking On Button:

After Clicking On Button:

Example-2: This Example illustrates how to set the property.

html

<!DOCTYPE html>
<html>

<head>
    <title>
        DOM Input URL autocomplete Property
    </title>
</head>

<body>
    <center>
        <h1 style="color:green;"> 
                GeeksForGeeks 
            </h1>

        <h2>
          DOM Input URL autocomplete Property
      </h2>

        <label for="uname" 
               style="color:green">
      </label>

            <form id="geeks">
                <input type="url"
                       id="gfg" 
                       placeholder="Enter URL" 
                       size="20" 
                       value="GeeksForGeeks" 
                       pattern="https?://.+" 
                       title="Include http://" 
                       autocomplete="on">
            </form>
            <br>
            <br>

            <button type="button" 
                    onclick="geeks()">
                Click
            </button>

            <p id="GFG" 
               style="color:green;
                      font-size:25px;">
          </p>

            <script>
                function geeks() {
                  
                    var link = 
                        document.getElementById(
                          "gfg").autocomplete = "off";
                  
                    document.getElementById(
                      "GFG").innerHTML = 
                      "The value of the autocomplete attribute "+
                      "was changed to " + link;
                }
            </script>
    </center>
</body>

</html>