array_intersect_assoc() — internals

array_intersect_assoc() — internals

Where it lives

• Signature: src/builtins/array/array_intersect_assoc.rs
• Lowering: src/codegen/lower_inst/builtins/arrays.rs:1373 (lower_array_intersect_assoc)
• Function symbol: lower_array_intersect_assoc()

Lowering notes

• Lowers array_intersect_assoc() via the shared associative diff/intersect helper (mode 1 = intersect).

Runtime helpers

The following runtime helpers are referenced:

• __rt_array_find_any_all
• __rt_array_merge_recursive
• __rt_array_udiff_uintersect
• __rt_assoc_diff_intersect

Signature summary

function array_intersect_assoc(array $array, ...$arrays): mixed

What the type checker enforces

• Arity: takes exactly 1 argument.
• Variadic: collects excess arguments into $arrays.

Eval interpreter (magician)

Not callable from eval’d code — the magician interpreter has no entry for this builtin.

Cross-references

• User reference for array_intersect_assoc()