getservbyport
PHP function
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(PHP 4, PHP 5, PHP 7, PHP 8)
Get Internet service which corresponds to port and protocol
Description
getservbyport(int $port, string $protocol): string|false
getservbyport() returns the Internet service associated with port for the specified protocol as per /etc/services.
Parameters
portThe port number.
protocolprotocolis either"tcp"or"udp"(in lowercase).
Return Values
Returns the Internet service name as a string, Falseforfailure.