stream_filter_register()

stream_filter_register()

function stream_filter_register(string $filter_name, string $class): bool

Registers a user-defined stream filter.

Parameters:

• $filter_name (string)
• $class (string)

Returns: bool

Availability

• Compiled (AOT): supported by the Elephc code generator.
• eval() (magician interpreter): supported — declarative interpreter builtin (crates/elephc-magician/src/interpreter/builtins/filesystem/stream_filter_register.rs).

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

Internals

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