:sig
void ob_close()

:params
(none)

:see
>ob

:content
Discards the current output buffer.

If more output buffers remain on the stack, UCE switches to the next one.

Related:

- PHP: `ob_start()`, `ob_get_contents()`, `ob_get_clean()`, and related output-buffering APIs
- JavaScript / Node.js: string accumulation, buffer capture, or render-to-string patterns in server code