PHP skillfully Get server-side information _php Tutorial

How to get information about the server in PHP mode? In fact, just three lines of code, that can easily get to the end of a file related information and the site information. The code is as follows:

　　

$fp = fopen ("http://www.***.com/***.htm", "R"); Open a file under a site in a read-only manner

foreach ($http _response_header as $info)//looping through the file information header of $http_response_header

echo $info. "
"; Finally output each record information

?>

In the information header, the content that is displayed includes whether the file exists, the size of the file, the file type, encoding, and so on, and even gets the server name and version number that the site uses. If you open a file such as ASP or PHP, it also contains some additional information.

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