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HTML DOM Input Time readOnly Property
The HTML DOM Input Time readOnly property sets/returns whether Input Time can be modified or not.
Syntax
Following is the syntax −
- Returning boolean value - true/false
inputTimeObject.readOnly
- Setting readOnly to booleanValue
inputTimeObject.readOnly = booleanValue
Boolean Values
Here, “booleanValue” can be the following −
| booleanValue | Details |
|---|---|
| true | It defines that the input time field is readOnly. |
| false | It defines that the input time field is not readOnly and can be modified. |
Example
Let us see an example of Input Time readOnly property −
<!DOCTYPE html>
<html>
<head>
<title>Input Time readOnly</title>
<style>
form {
width:70%;
margin: 0 auto;
text-align: center;
}
* {
padding: 2px;
margin:5px;
}
input[type="button"] {
border-radius: 10px;
}
</style>
</head>
<body>
<form>
<fieldset>
<legend>Time-readOnly</legend>
<label for="TimeSelect">Appointment with Supervisor:</label>
<input type="time" id="TimeSelect" value="12:45" readOnly>
<input type="button" onclick="changeMeeting()" value="Edit Time">
<div id="divDisplay"></div>
</fieldset>
</form>
<script>
var divDisplay = document.getElementById("divDisplay");
var inputTime = document.getElementById("TimeSelect");
function changeMeeting() {
if(inputTime.readOnly === true)
divDisplay.textContent = 'The meeting time cannot be altered';
else
divDisplay.textContent = 'The meeting time fixed at: '+inputTime.value;
}
</script>
</body>
</html>Output
This will produce the following output −
Before clicking ‘Edit Time’ button −
After clicking ‘Edit Time’ button −
Updated on: 30-Jul-2019
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