(PHP 4, PHP 5, PHP 7) Alias of
(PHP >= 5.3.0) Gets the host name string gethostname
(PHP 5 >= 5.4.0, PHP 7) Call a header function
(PHP 4, PHP 5, PHP 7) Check DNS records corresponding to a given Internet host name or IP address
(PHP 4, PHP 5, PHP 7) Open connection to system logger
(PHP 4, PHP 5, PHP 7) Converts a string containing an (IPv4) Internet Protocol dotted address into a long integer
(PHP 4, PHP 5, PHP 7) Get Internet service which corresponds to port and protocol
(PHP 4, PHP 5, PHP 7) Close connection to system logger
(PHP 5 >= 5.1.0, PHP 7) Converts a human readable IP address to its packed in_addr representation
(PHP 4, PHP 5, PHP 7) Get the IPv4 address corresponding to a given Internet host name
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