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Get Apache Version and other installed software versions as associative array

/ Published in: PHP
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this function return associative array from SERVER_SOFTWARE

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  1. function getServerSoftware($key = 'SERVER_SOFTWARE')
  2. {
  3. 	$regex = "/(?<software>\w+)\/(?<version>[0-9.a-z]*)/";
  4.  
  5. 	if(isset($_SERVER[$key]) && preg_match_all($regex, $_SERVER[$key], $arr))
  6. 		return array_combine($arr['software'], $arr['version']);
  7. 	else
  8. 		return array();
  9. }
  10.  
  11. //USAGE EXAMPLE
  12.  
  13. //get array
  14. $serverInfo = getServerInfo();
  15.  
  16. //print apache version
  17. echo $serverInfo['Apache'];
  18.  
  19. //print all information
  20. foreach($serverInfo as $software=>$version) echo "{$software}: {$version}<br>\n";

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