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run code in 150+ php & hhvm versions
Bugs & Features
<?php $addr = "http://10.0.0.4/?utm_source=source1&utm_medium=medium1&utm_campaign=campaign1"; // Parse the url. $tableName = array ('referer_medium', 'referer_source', 'referer_campaign'); $source = array ('utm_campaign=', 'utm_medium=', 'utm_source='); $pattern ="/({$source[0]}.[^&]+)&({$source[1]}.[^&]+)&({$source[2]}.[^&]+)&/"; preg_match($pattern, $addr, $result); // Add the values to the log_visit table. foreach (range(0,2) as $i) { $visitorInfo["{$tableName[$i]}"] = substr($result[$i+1], strlen($source[$i])); } print_r ($visitorInfo);
Output for 5.3.0 - 5.6.28, 7.0.0 - 7.1.0
Notice: Undefined offset: 1 in /in/9U6RY on line 11 Notice: Undefined offset: 2 in /in/9U6RY on line 11 Notice: Undefined offset: 3 in /in/9U6RY on line 11 Array ( [referer_medium] => [referer_source] => [referer_campaign] => )
Output for hhvm-3.10.0 - 3.12.0
Notice: Undefined index: 1 in /in/9U6RY on line 11 Notice: Undefined index: 2 in /in/9U6RY on line 11 Notice: Undefined index: 3 in /in/9U6RY on line 11 Array ( [referer_medium] => [referer_source] => [referer_campaign] => )
Output for 4.3.0 - 5.2.17
Notice: Undefined offset: 1 in /in/9U6RY on line 11 Notice: Undefined offset: 2 in /in/9U6RY on line 11 Notice: Undefined offset: 3 in /in/9U6RY on line 11 Array ( [referer_medium] => [referer_source] => [referer_campaign] => )