A Full List of Number Comparison Operators in Ruby : Comparison Operators Language Basics Ruby

Comparison     Meaning 
x > y          Greater than.
x < y          Less than.
x == y         Equal to.
x >= y         Greater than or equal to.
x <= y         Less than or equal to.
x <=> y        Comparison. 
c              Returns 0 if x and y are equal, 1 if x is higher, -1 if y is higher.
x != y         Not equal to.