JavaScript: Function Object

Function is the value of the property key "Function" of the Global Object .

console.log( window.Function === Function );

Type

Type of Function is a function.

console.log( typeof Function === "function" );

Parent

Parent of Function is Function.prototype.

console.log( Reflect.getPrototypeOf ( Function ) === Function.prototype );

Purpose

Purpose of Function is:

• To define a function from strings. (Useful when you need to generate function definition at run time).
• Holds the property key "prototype". The value of Function.prototype is the parent object of all function objects.

Function Constructor

Function Constructor

Properties

• prototype
• length