⟩ What is the use of isNaN function?
isNan function returns true if the argument is not a number otherwise it is false.
isNan function returns true if the argument is not a number otherwise it is false.
Write the code for adding new elements dynamically?
Tell me what is JavaScript?
Whether JavaScript has concept level scope?
What is 'this' keyword in JavaScript?
What is the use of type of operator?
Explain how to read and write a file using JavaScript?
What are escape characters?
What is unshift method in JavaScript?
What are JavaScript Cookies?
Which keywords are used to handle exceptions?