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getservbyname() — internals

Compiler internals for getservbyname(): lowering path, type checks, and runtime helpers.

getservbyname() — internals

Where it lives

Lowering notes

  • Lowers getservbyname(service, protocol) and boxes a missing entry as PHP false.

Runtime helpers

The following runtime helpers are referenced:

  • __rt_getservbyname

Signature summary

function getservbyname(string $service, string $protocol): mixed

What the type checker enforces

  • Arity: takes exactly 2 arguments.

Eval interpreter (magician)

Cross-references