dio_close

(PHP 4 >= 4.2.0, PHP 5)

dio_close -- Closes the file descriptor given by fd

Description

void dio_close ( resource fd )

The function dio_close() closes the file descriptor fd.

See also dio_open().

Example 1. Closing an open file descriptor

<?php
$fd
= dio_open('/dev/ttyS0', O_RDWR);

dio_close($fd);
?>