{echo (5 | + 1) * 2}
12
{echo upper(' pad ' | trim)}
PAD
{echo php:max(1, 5 | + 1)}
6
{echo php:implode('-', [5 | + 1, 2 | * 10])}
6-20
{echo 'x' . ('pad' | upper) . 'x'}
xPADx