PHP Functions Essential Reference

php_sapi_name

string php_sapi_name(void) 

Obtains the SAPI interface type.

Returns:

Current PHP SAPI interface

Description:

Returns the name of the interface between PHP and the web server on which PHP is running. If PHP is running as a CGI, this function returns the string 'cgi'.

Version:

Existing since version 4.0.1

Example:

Display current PHP SAPI interface

echo php_sapi_name;