RCRAMER.COM
Clever website slogan
Home > Tech > PHP

PHP Operators

PHP Operators are used to operate on values.

Arithmetic Operators

OperatorDescriptionExampleResults
+ Addition x=2
x+2
4
- Subtraction x=2
5-x
3
* Multiplicationx=4
x*5
20
/ Division 15/5
5/2
3
2.5
% Modulus (division remainder)5%2
10%8
10%2
1
2
0
++Increment x=5
x++
x=6
--Decrement x=5
x--
x=4

Assigmnment Operators

OperatorExampleIs The Same As
=x=y x=y
+=x+=yx=x+y
-=x-=yx=x-y
*=x*=yx=x*y
/=x/=yx=x/y
.=x.=yx=x.y
%=x%=yx=x%y

Comparison Operators

OperatorDescriptionExample
== is equal to 5==8 returns false
!= is not equal 5!=8 returns true
<>is not equal 5<>8 returns true
> is greater than5>8 returns false
< is less than 5<8 returns true
>= is greater than or equal to5>=8 returns false
<= is less than or equal to 5<=8 returns true

Logical Operators

OperatorDescriptionExample
&&andx=6
y=3
(x < 10 && y > 1)
returns true
|| or x=6
y=3
(x==5 || y==5 )
returns false
! notx=6
y=3
!(x==y)
returns true

Links