php Operators:

Operators are one of the important feature of every language. In php operators are classified in following categories:

Arithmetic Operators

Name	Symbol	Example	Output
Addition	+	2+2	4
Subtraction	-	2-2	0
Division	/	2/2	1
Multiplication	*	2*2	4
Modulus	%	2%2	0
Increment	++	let $x=2 ++$x	3
Decrement	--	let $y=5 --$y	4
Negation	-	let $a=2 -$a	-2

Comparison Operator

Name	Symbol	Example	Output
is equal	= =	2= =2	True
is not equal	!=	2!=1	True
is not equal	<>	2!=2	False
is greater than	>	2>1	True
is less than	<	3<4	True
is less than equal	<=	2<=4	True
is greater than equal	>=	2>=4	False