Get system type and version number: Php_uname () (Example: Windows NT PCA15130 6.1 build 7601 (Windows 7 Ultimate Edition Service Pack 1) i586)
Get system type only: Php_uname (' s ') (or: Php_os, example: Windows NT)
Get System version number only: Php_uname (' R ')
Get PHP Run as: Php_sapi_name () (PHP run Mode:apache2handler)
Get pre-process user name: Get_current_user ()
Get PHP version: Php_version
Get Zend Version: Zend_version ()
Get PHP Installation path: Default_include_path
Get the current file absolute path: __file__
Get the HOST value in the HTTP request: $_server[' Http_host '] (return value is domain name or IP)
Get Server Ip:gethostbyname ($_server[' server_name ')
Server IP receiving Request: $_server[' server_addr ' (sometimes not available, recommended by: gethostbyname ($_server[' server_name '))
Get client IP: $_server[' REMOTE_ADDR ']
Get server Interpreter Engine: $_server[' Server_software ']
Get the number of server CPUs: $_server[' Processor_identifier ']
Get Server System directory: $_server[' SystemRoot ']
Get the server domain name: $_server[' server_name ' (Recommended: $_server[' Http_host ')
Get user domain name: $_server[' UserDomain ']
Get server language: $_server[' HTTP_ACCEPT_LANGUAG ']
Get Server Web port: $_server[' Server_port ']
PHP native method to get server details