Not-Equal Comparison Operator
In JavaScript, Not-equal comparison operator takes two operands, returns true if left and right operands are not equal in value, or false otherwise.
Syntax
!=
symbol is used for comparison not-equal operator.
a != 5 //returns true if a has not a value of 5
a != b //returns true if a and b are not same in value
Examples
1. Check if value of a
is not equal to 5
.
var a = 7;
if (a != 5) {
console.log('a is not 5');
} else {
console.log('a is 5');
}
2. Check if values in a
and b
are not equal to each other.
var a = 5;
var b = 5;
if (a != b) {
console.log('a and b are not equal');
} else {
console.log('a and b are equal');
}