- preg_match: documentation ( source)
- print_r: documentation ( source)
- explode: documentation ( source)
<?php
$a = "1,2,3,4,7,8,9,10,11,12,13,14,15";
if (preg_match('/6/',$a)==false)
echo 'false';
$arrayzns=explode(",",$a);
print_r($arrayzns);
?>