(PHP 4 >= 4.2.0, PHP 5 <= 5.0.5)
dio_read вЂ” Reads bytes from a file descriptor
The function dio_read() reads and returns len bytes from file with descriptor fd .
The file descriptor returned by dio_open().
The number of bytes to read. If not specified, dio_read() reads 1K sized block.
The bytes read from fd .