(PHP 4 >= 4.2.0, PHP 5 < 5.1.0)
dio_write — Writes data to fd with optional truncation at length
dio_write()
writes up to
len
bytes from
data
to file
fd
.
fd
The file descriptor returned by dio_open() .
data
The written data.
len
The length of data to write in bytes. If not specified, the function writes all the data to the specified file.
Returns the number of bytes written to
fd
.