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本文档使用 PHP中文网手册 发布
(PHP 4, PHP 5)
getservbyport — Get Internet service which corresponds to port and protocol
$port
, string $protocol
) getservbyport() returns the Internet service
associated with port
for the specified
protocol
as per /etc/services.
port
The port number.
protocol
protocol
is either "tcp"
or "udp" (in lowercase).
Returns the Internet service name as a string.
[#1] paland at stetson dot edu [2000-11-29 16:00:00]
Example:
<?php $value = getservbyport(137, "udp"); ?>
The same goes for getservbyname()