This is for the beginners…

A nice and simple way to increase an integer variable by 1:

{code type=php}
$i = 17;
echo $i; // prints “18”

I am sure most of you know this one but if you don’t then of course it is very useful. It also works with subtraction:

{code type=php}
$i = 88;
echo $i; // prints “87”


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