/* ----------------------------- */
echo 'a'.
$c = 'x';
echo 'b';
echo 'c';
/* ----------------------------- */
echo 'This is the number: ' . 5 +7; exit;
if (2 > 3); {
echo '2 is greater than 3';
}
// php wrong input date format
echo strtotime('16/01/2013'); // ouput nothing
$x = 7;
echo ++$x; // add one and return x
echo $x++; // return x and add one to x
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