PHP Manual: EventBuffer::readFrom

public function EventBuffer::read( mixed $fd , int $howmuch ): int

Read data from the file specified by fd onto the end of the buffer.

Returns the number of bytes read, or false on failure.

EventBuffer::copyout() - Copies out specified number of bytes from the front of the buffer
EventBuffer::drain() - Removes specified number of bytes from the front of the buffer without copying it anywhere
EventBuffer::pullup() - Linearizes data within buffer and returns its contents as a string
EventBuffer::readLine() - Extracts a line from the front of the buffer
EventBuffer::appendFrom() - Moves the specified number of bytes from a source buffer to the end of the current buffer

EventBuffer::readFrom