Page 222 - Web_Application_v2.0_C12_Fb
P. 222
// Deleting a property
delete car.model;
document.write("Car's model: " + car.model + "<br>");
</SCRIPT>
</BODY>
</HTML>
Output:
Manage Object Methods
Some methods to manage objects are as follows:
Adding a Method: To add a new method to an object, use dot (.) or bracket ([]) notation.
object.methodName = function() {
// method code here
};
// OR
object["methodName"] = function() {
// method code here
};
Updating a Method: To update an existing method, reassign its value using dot or bracket notation.
object.methodName = function() {
// new method code here
};
// OR
object["methodName"] = function() {
// new method code here
};
Deleting a Method: To delete a method from an object, use the delete keyword.
delete object.methodName;
// OR
delete object["methodName"];
220 Touchpad Web Applications (Ver. 2.0)-XII

