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HTML DOM Input Date readOnly Property
The HTML DOM Input Date readOnly property sets/returns whether Input Date can be modified or not.
Syntax
Following is the syntax −
- Returning boolean value - true/false
inputDateObject.readOnly
- Setting readOnly to booleanValue
inputDateObject.readOnly = booleanValue
Boolean Values
Here, “booleanValue” can be the following −
| booleanValue | Details |
|---|---|
| true | It defines that the input date is readOnly. |
| false | It defines that the input date is not readOnly and can be modified. |
Example
Let us see an example of Input Date readOnly property −
<!DOCTYPE html>
<html>
<head>
<title>Input Date readOnly</title>
</head>
<body>
<form>
Final Exam Date: <input type="date" id="dateSelect">
</form>
<button onclick="finalizeDate()">Confirm Date</button>
<div id="divDisplay"></div>
<script>
var divDisplay = document.getElementById("divDisplay");
var inputDate = document.getElementById("dateSelect");
divDisplay.textContent = 'Exam Date Finalized: '+inputDate.readOnly;
function finalizeDate() {
inputDate.readOnly = true;
divDisplay.textContent = 'Exam Date: '+inputDate.value;
}
</script>
</body>
</html>Output
This will produce the following output −
Before clicking ‘Confirm Date’ button −
After clicking ‘Confirm Date’ button −
Updated on: 30-Jul-2019
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