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Arithmetic Operators in php
Operator
Description
Example
Result
+
Addition
x=2
x+2
4
-
Subtraction
x=2
5-x
3
*
Multiplication
x=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
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