(Yaf >=1.0.0)
Yaf_Request_Abstract::getServer — Retrieve SERVER variable
public Yaf_Request_Abstract::getServer ( string $name [, string $default ] ) : void
Retrieve SERVER variable
name
the variable name
default
if this parameter is provide, this will be returned if the variable can not be found
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https://www.php.net/manual/en/yaf-request-abstract.getserver.php