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getprotobynumber()

Gets the protocol name associated with the given protocol number.

getprotobynumber()

function getprotobynumber(int $protocol): mixed

Gets the protocol name associated with the given protocol number.

Parameters:

  • $protocol (int)

Returns: mixed

Availability

No examples yet — check examples/ and showcases/ for usage patterns.

Internals

For how getprotobynumber is implemented in the compiler, see the internals page.