How to grab seperated integers from long string

Question

I am working on a enrollment system for a judo club. I am using a string to store the ID\'s of people, who showed up. It looks somthing like this:

0,3,4,7,8,10,

Answer 1

$str = '0,3,4,7,8,10';
$arr = explode(',',$str);

Answer 2

Use explode()

$ids = explode(',', '0,3,4,7,8,10');

Answer 3

use EXPLODE

$num = "0,3,4,7,8,10";
$pieces = explode(",", $num );

• Explode Manual