fpassthru()

fpassthru()

function fpassthru(resource $stream): int

Output all remaining data on a file pointer.

Parameters:

• $stream (resource)

Returns: int

Availability

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

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

Internals

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