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Delete a property or method from an object in JavaScript

Description

The following code shows how to delete a property or method from an object.

Example


<!DOCTYPE HTML>
<html>
<body>
<script type="text/javascript">
var myData = {<!--   ww w  .  ja  va2  s .com-->
name : "JavaScript",
weather : "Good",
};
myData.sayHello = function() {
document.writeln(this.name);
};
delete myData.name;
delete myData["weather"];
delete myData.sayHello;
</script>
</body>
</html>

Click to view the demo

The code above generates the following result.

Delete a property or method from an object in JavaScript
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