Operators
Incrementing / Decrementing Operators
Operator |
Sign |
Syntax |
Additional Information |
Increment |
++ |
$var++ |
Returns $var, then increments $var by one |
++$var |
Increments $var by one, then returns $var |
Decrement |
-- |
$var-- |
Returns $var, then decrements $var by one |
--$var |
Decrements $var by one, then returns $var |
- Example of Incrementing / Decrementing Operators
<?php
$var = 3;
echo $var++; // echo $var, then increments $var by one
echo $var;
echo ++$var; // increments $var by one, then echo $var
echo $var;
echo $var--; // echo $var, then decrements $var by one
echo $var;
echo --$var; // decrements $var by one, then echo $var
echo $var;
?>
[result]
34555433