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base64_decode() — internals

Compiler internals for base64_decode(): lowering path, type checks, and runtime helpers.

base64_decode() — internals

Where it lives

Lowering notes

  • Lowers a one-argument string builtin that directly delegates to a runtime helper.

Runtime helpers

The following runtime helpers are referenced:

  • __rt_htmlspecialchars

Signature summary

function base64_decode(string $string): string

What the type checker enforces

  • Arity: takes exactly 1 argument.

Eval interpreter (magician)

Cross-references