dio_close
(PHP 4 >= 4.2.0, PHP 5 < 5.1.0)
dio_close — Closes the file descriptor given by fd
说明
dio_close(resource
$fd): void
The function dio_close() closes the file descriptor
fd.
返回值
没有返回值。
范例
示例 #1 Closing an open file descriptor
<?php
$fd = dio_open('/dev/ttyS0', O_RDWR);
dio_close($fd);
?>
参见
- dio_open() - Opens a file (creating it if necessary) at a lower level than the C library input/ouput stream functions allow
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