Q18
The snippet that has to be used to check if “a” is not equal to “null” is
A.
if(a!=null)
B.
if (!a)
C.
if(a!null)
D.
if(a!==null)
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
The not-equal operator !== compares o to null and evaluates to either true or false.