Comparison operators

$x1 = 10

$x2 = '10'

$y = 5

($x1 == $x2) = (10 == '10') = 1

($x1 === $x2) = (10 === '10') =

($x1 != $y) = (10 != 5) = 1

($x2 <> $y) = ('10' <> 5) = 1

($x1 < $y) = (10 < 5) =

($x1 > $y) = (10 > 5) = 1

($x2 > $y) = ('10' > 5) = 1