fflush()

fflush()

function fflush(resource $stream): bool

Flushes the output to a file.

Parameters:

• $stream (resource)

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/fflush.rs).

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

Internals

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