! it is called not operator or it is not a operator?

Answer 1

It's called as a not operator eg, a!=b means a is not equal to b.

Answer 2

It's called as a not operator eg, a!=b means a is not equal to b.

Answer 3

It's called as a not operator eg, a!=b means a is not equal to b.

Answer 4

it is a not operator

Answer 5

not operator

Answer 6

no