(PECL eio >= 0.0.1dev)
eio_read — Read from a file descriptor at given offset
$data= NULL ] ) : resource
eio_read() reads up to
fd file descriptor at
offset. The read bytes are stored in
result argument of
Stream, Socket resource, or numeric file descriptor
Maximum number of bytes to read.
Offset within the file.
The request priority:
pri internally is set to
callback function is called when the request is done.
It should match the following prototype: