HTML | DOM Input Date min Property

The Input Date min property is used for setting or returning the value of the min attribute of a date field. The attribute returns a string that represents the minimum date allowed.

Syntax:

For returning the min property:

inputdateObject.min

For setting the min property:

inputdateObject.min = YYYY-MM-DD

Property Value:

YYYY-MM-DDThh:mm:ssTZD :It is used to specify the minimum date and time allowed.
- YYYY: It specifies the year.
- MM: It specifies the month.
- DD: It specifies the day of the month.
- T: It specifies the separator if time is also entered.
- hh: It specifies the hour.
- mm: It specifies the minutes.
- ss: It specifies the seconds.
- TZD: It specifies the Time Zone Designator.

Return Values: It returns a string value which represents the minimum date that has been allowed for date field.

Below program illustrates the Date min property:
Example 1: Getting the minimum date allowed for a date field.

html

<!DOCTYPE html>
<html>
  
<head>
    <title>Input Date min Property in HTML</title>
    <style>
        h1 {
            color: green;
        }
          
        h2 {
            font-family: Impact;
        }
          
        body {
            text-align: center;
        }
    </style>
</head>
  
<body>
  
    <h1>GeeksforGeeks</h1>
    <h2>Input Date min Property</h2>
    <br>
  
      
  
<p>The range of date accepted is between 2019-02-18 and 2019-02-20:
        <input type="date" id="Test_Date" min="2019-02-18" max="2019-02-20">
  
          
  
<p>To return the min range of the date field,
          double click the "Return Min" button.</p>
  
  
  
        <button ondblclick="My_Date()">Return Min</button>
  
        <p id="test"></p>
  
  
  
        <script>
            function My_Date() {
                var d = document.getElementById("Test_Date").min;
                document.getElementById("test").innerHTML = d;
            }
        </script>
  
</body>
  
</html>                                          

Output:
Before:

After clicking the button:

Example-2: Below code sets the Input Date min property.

HTML

<!DOCTYPE html>
<html>
  
<head>
    <title>Input Date min Property in HTML</title>
    <style>
        h1 {
            color: green;
        }
          
        h2 {
            font-family: Impact;
        }
          
        body {
            text-align: center;
        }
    </style>
</head>
  
<body>
  
    <h1>GeeksforGeeks</h1>
    <h2>Input Date min Property</h2>
    <br>:
        <input type="date" 
               id="Test_Date" 
               min="2019-02-18" 
               max="2019-02-20">
  
          
  
<p>To set  the min range of the date field,
        double click the "Set Min" button.</p>
  
  
  
        <button ondblclick="My_Date()">Set Min</button>
  
        <p id="test"></p>
  
  
  
        <script>
            function My_Date() {
                var d = document.getElementById("Test_Date").min = 
                    "2019-01-01";
                document.getElementById("test").innerHTML = d;
            }
        </script>
  
</body>
  
</html>