!= (inequality) Control Relational Operators Web & Application int a = 22; int b = 23; if(a != b) { println("variable a is not equal to variable b"); } Determines if one expression is not equivalent to another. value1 != value2 value1 int, float, char, byte, boolean, String value2 int, float, char, byte, boolean, String > (greater than) < (less than) >= (greater than or equal to) <= (less than or equal to) == (equality) 1.0 Operator PDE