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HTML | DOM Input Search minLength Property
  • Last Updated : 27 Apr, 2020
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The Input Search minLength Property in HTML DOM is used to set or return the value of minlength attribute of a search Input Field. It specifies the minimum number of characters that have been allowed in the search field.

Syntax:

  • It returns the Input search inLength property.
    searchObject.minLength
  • It is used to set the Input search minLength property.
    searchObject.minLength = number

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

Return Value: It returns a numeric value that represents the minimum number of character that has been allowed in the search minlength field.

Example 1: This example illustrates how to return the Input search minLength property.






<!DOCTYPE html>
<html>
  
<head>
    <title>
        Input Search minLength Property
    </title>
  
    <style>
        h1 {
            color: green;
        }
  
        h2 {
            font-family: Impact;
        }
  
        body {
            text-align: center;
        }
    </style>
</head>
  
<body>
  
    <h1>GeeksforGeeks</h1>
    <h2>Input Search minLength Property</h2>
  
    <form id="myGeeks">
        <input type="Search" id="test" name="myGeeks"
            placeholder="Type to search.." minlength="45">
    </form>
    <br><br>
      
    <button ondblclick="Access()">
        click here
    </button>
  
    <p id="check" style="font-size:24px; 
            color:green;">
    </p>
  
    <script>
        function Access() {
  
            // type="search" 
            var s = document.getElementById(
                "test").minLength;
  
            document.getElementById(
                "check").innerHTML = s;
        
    </script>
</body>
  
</html

Output:

  • Before Clicking On Button:
  • After Clicking On Button:

Example 2: This example illustrates how to set the Input search minLength property.




<!DOCTYPE html>
<html>
  
<head>
    <title>
        Input Search minLength Property
    </title>
  
    <style>
        h1 {
            color: green;
        }
  
        h2 {
            font-family: Impact;
        }
  
        body {
            text-align: center;
        }
    </style>
</head>
  
<body>
  
    <h1>GeeksforGeeks</h1>
    <h2>Input Search minLength Property</h2>
    <form id="myGeeks">
        <input type="Search" id="test" name="myGeeks" 
            placeholder="Type to search.." minlength="45">
    </form>
    <br><br>
  
    <button ondblclick="Access()">
        click here
    </button>
  
    <p id="check" style="font-size:24px; 
            color:green;">
    </p>
  
    <script>
        function Access() {
  
            // type="search" 
            var s = document.getElementById(
                "test").minLength = "23";
  
            document.getElementById(
                "check").innerHTML = s;
        
    </script>
</body>
  
</html>

Output:

  • Before Clicking On Button:
  • After Clicking On Button:

Supported Browsers: The browser supported by DOM input Search minLength property are listed below:

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

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