= 4.2.0, PHP 5 < 5.1.0)dio_read — Reads bytes from a file descriptor說(shuō)明dio_read(resource $fd, int $len = 1024): stringThe function dio_">

dio_read

(PHP 4 >= 4.2.0, PHP 5 < 5.1.0)

dio_read — Reads bytes from a file descriptor

說(shuō)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(shù)

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(jiàn)

  • dio_write() - Writes data to fd with optional truncation at length