The snippet that has to be used to check if “a” is not equal to “null” is

MCQ Answer

The snippet that has to be used to check if “a” is not equal to “null” is

The snippet that has to be used to check if “a” is not equal to “null” is

Topic : JS Introduction

A. if(a!=null)

B. if (!a)

C. if(a!null)

D. if(a!==null)

Correct Answer is :

D. if(a!==null)

Explanation

The not-equal operator !== compares o to null and evaluates to either true or false.