HTML | DOM Input URL maxLength Property

Difficulty Level : Basic
Last Updated : 17 Oct, 2019

The DOM Input URL maxLength Property in HTML DOM is used to set or return the value of maxlength attribute of a URL Input Field. It specifies the maximum number of characters that have been allowed in the URL field. The default value of Input search maxLength property is 524288.

Syntax:

It returns the Input url maxLength property.
```
urlObject.maxLength
```

It is used to set the Input url maxLength property.

urlObject.maxLength = number

Property Values: It contains a single value number which is used to specify the maximum number of characters that are allowed in the search maxlength Field.

Return Value: It returns a numeric value which represents the maximum number of character that has been allowed in the URL maxlength field.

Example-1: This example illustrates how to return the Input URL maxLength property.

<!DOCTYPE html>
<html>
  
<head>
    <title>
        DOM Input URL maxLength Property
    </title>
</head>
  
<body>
    <center>
        <h1 style="color:green;"> 
                GeeksForGeeks 
            </h1>
  
        <h2>
          DOM Input URL maxLength Property
      </h2>
  
        <label for="uname" 
               style="color:green">
            <b>Enter URL</b>
      </label>
  
            <input type="url"
                   id="gfg"
                   placeholder="Enter URL"
                   size="20"
                   pattern="https?://.+" 
                   title="Include http://" 
                   maxlength="20">
  
            <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").maxLength;
                    
                    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.

<!DOCTYPE html>
<html>
  
<head>
    <title>
        DOM Input URL maxLength Property
    </title>
</head>
  
<body>
    <center>
        <h1 style="color:green;"> 
                GeeksForGeeks 
            </h1>
  
        <h2>
          DOM Input URL maxLength Property
      </h2>
  
        <label for="uname" 
               style="color:green">
            <b>Enter URL</b>
      </label>
  
            <input type="url"
                   id="gfg" 
                   placeholder="Enter URL" 
                   size="20" 
                   pattern="https?://.+" 
                   title="Include http://"
                   maxlength="20">
  
            <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").maxLength = "40";
                      
                  document.getElementById(
                    "GFG").innerHTML = 
                    "The value of the maxLength"+
                    " attribute was changed to " + link;
                }
            </script>
    </center>
</body>
  
</html>