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krsort() — internals

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

krsort() — internals

Where it lives

Lowering notes

  • Lowers krsort() through the reverse key-sort helper surface.

Runtime helpers

The following runtime helpers are referenced:

  • __rt_krsort
  • __rt_natcasesort
  • __rt_natsort

Signature summary

function krsort(array $array): bool

What the type checker enforces

  • Arity: takes exactly 1 argument.
  • By-reference parameters: $array.

Eval interpreter (magician)

Cross-references