26 Javascript Check If Null

Answer: Use the equality operator ( ==) In JavaScript if a variable has been declared, but has not been assigned a value, i…

33 How To Use External Javascript

Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss …

35 Javascript Technical Interview Questions

Live Mock Technical Interview - JavaScript. Question 6 How to empty an array in JavaScript? For instance, var arrayList = […