There several ways available in JavaScript to loop arrays and objects. For examples: for loop, for

The preventDefault() method cancels the event or stop the browser from showing the default behavior

In JavaScript this refers to the owner object. If you want to attach some extra properties to a

The typeof operator is used to check the type of a given value. It is very much helpfull while

while performing some operation on null and undefined datas, then errors are thrown and which may

The innerText property sets or returns the text content of an element whereas The innerHTML

When a variable is not declared with the keywords like var, let or const, then it is undeclared.

When we assign any object to a variable it passes the reference to the respective object. So if we