PHP – gethostbyname() Function
The PHP gethostbyname() function returns the IPv4 address for a given domain/host name.
PHP – gethostbynamel() Function
The PHP gethostbynamel() function returns a list of IPv4 address for a given domain/host name.
PHP – gethostname() Function
The PHP gethostname() function returns the host name for the local machine.
PHP – getmxrr() Function
The PHP getmxrr() function returns the MX records for the specified internet host name.
PHP – getprotobyname() Function
The PHP getprotobyname() function returns the protocol number for a given protocol name.
PHP – getprotobynumber() Function
The PHP getprotobynumber() function returns the protocol name for a given protocol number.
PHP – getrandmax() Function
The PHP getrandmax() function returns the largest possible value that can be returned by the rand() function.
PHP – getservbyname() Function
The PHP getservbyname() function returns the port number for a given Internet service and protocol.
PHP – getservbyport() Function
The PHP getservbyport() function returns the Internet service for a given port and protocol.
PHP – glob() Function
The PHP glob() function returns an array of filenames or directories matching a specified pattern.
PHP – gmdate() Function
The PHP gmdate() function formats a GMT/UTC date and time, and returns the formatted date string.
PHP – global Keyword
The PHP global keyword imports variables from the global scope into the local scope of a function.
PHP – gmstrftime() Function
The PHP gmstrftime() function formats a GMT/UTC time and/or date according to locale settings.
PHP – gregoriantojd() Function
The PHP gregoriantojd() function converts a date from the Gregorian Calendar to a Julian Day Count.
PHP – header() Function
The PHP header() function sends a raw HTTP header to a client, and must be called before any actual output is sent.
PHP – header_register_callback() Function
The PHP header_register_callback() function calls a header function to be executed after all PHP headers are sent, and before any other output is sent.
PHP – header_remove() Function
The PHP header_remove() function removes an HTTP header previously set with the header() function.
PHP – headers_list() Function
The PHP headers_list() function returns a list of response headers to be sent to the browser.