$re = '/[0-9]+(\.[0-9]{2})?\|[A-Z]{2}[+*]?([0-9]+)?[+*]?([0-9]+)?,[A-Z]{2},[A-Z]{2}[+*]?([0-9]+)?(\s+"Description")?/m';
$str = '62.00|LQ+2*2,FP,MD*3 "Description"
62|LQ+2*2,FP,MD*3 "Description"
62|LQ+2*2,FP,MD*3
62|LQ*2,FP,MD*3
62|LQ+8,FP,MD*3
62|LQ,FP,MD';
preg_match_all($re, $str, $matches, PREG_SET_ORDER, 0);
// Print the entire match result
var_dump($matches);
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for PHP, please visit: http://php.net/manual/en/ref.pcre.php