What is the arguments object in a JavaScript function?

A JavaScript function has array-like objects called arguments which correspond to the arguments passed to the function. All arguments passed to a JavaScript function can be referred using the arguments object.  Now as we get started, let’s consider the code listed here:In the above function, num1 and num2 are two arguments.  You can refer to … Continue reading What is the arguments object in a JavaScript function?

What is a Default Parameter in a JavaScript function?

A JavaScript function can have default parameters values. Using default function parameters, you can initialize formal parameters with default values. If you do not initialize a parameter with some value, then the default value of the parameter is undefined. While calling function foo, you are not passing any parameter, so the default value of variable … Continue reading What is a Default Parameter in a JavaScript function?