dio_read
(PHP 4 >= 4.2.0, PHP 5 < 5.1.0)
dio_read — Reads bytes from a file descriptor
說明
dio_read(resource
$fd, int $len = 1024): string The function dio_read() reads and returns len bytes from file with descriptor fd.
參數
-
fd The file descriptor returned by dio_open().
-
len The number of bytes to read. If not specified, dio_read() reads 1K sized block.
返回值
The bytes read from fd.
參見
- dio_write() - Writes data to fd with optional truncation at length