The snippet that has to be used to check if â€œaâ€ is not equal to â€œnullâ€ 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 Basic Syntax and Data Types

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.