$re = '/(?<check_name1>[A-Za-z]\w+)\-(?<check_name2>[A-Za-z]\w+)\-(?<state>\w+)\s+(?<location>[^\[]+) \[(?<browser>[^\]]+)\]\s+(?<avg_response_time>\d+)/m';
$str = ' name1-name2-Uptime N. California [RealBrowser] 8419 100 0 23
name1-name2-Uptime N. Virginia [RealBrowser] 10062 100 0 25
name1-name2-Uptime Chicago, IL [RealBrowser] 6882 95.83300018 1 24
name1-name2-Uptime Dallas, TX [RealBrowser] 9558 100 0 23';
preg_match_all($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