$re = '/^(([^>]*>){4})/';
$str = '1111111 > 22222 > 3333333> 4444444> 123456789 > abcdefghi > 987654321 > zyxwvuts > 0000000 > ';
preg_match_all($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