stream_copy_to_stream()

stream_copy_to_stream()

function stream_copy_to_stream(resource $from, resource $to, int $length = null, int $offset = -1): mixed

Copies data from one stream to another.

Parameters:

• $from (resource)
• $to (resource)
• $length (int), default null, optional
• $offset (int), default -1, optional

Returns: mixed

Availability

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

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

Internals

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