Understanding the hasOwnProperty() Method in JavaScript
The hasOwnProperty() method in JavaScript allows you to determine whether an object has a specific property. It is useful when you need to check if an object instance has a property with a particular name. Syntax The hasOwnProperty() method is called on an object instance and takes a string argument. It follows the syntax: object.hasOwnProperty(property) Return Value If the object instance has a property with the name specified in the string argument, the method returns true....