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getservbyport

(PHP 4, PHP 5, PHP 7, PHP 8)

getservbyport — Get Internet service which corresponds to port and protocol

說(shuō)明

getservbyport(int $port, string $protocol): string|false

getservbyport() returns the Internet service associated with port for the specified protocol as per /etc/services.

參數

port

The port number.

protocol

protocol is either "tcp" or "udp" (in lowercase).

返回值

Returns the Internet service name as a string, 或者在失敗時(shí)返回 false.

參見(jiàn)

  • getservbyname() - 獲取互聯(lián)網(wǎng)服務(wù)協(xié)議對應的端口

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