EventBuffer::copyout
EventBuffer::copyout
(PECL event >= 1.2.6-beta)
EventBuffer::copyout — Copies out specified number of bytes from the front of the buffer
Description
public int EventBuffer::copyout ( string &$data , int $max_bytes )
Behaves just like EventBuffer::read() , but does not drain any data from the buffer. I.e. it copies the first max_bytes bytes from the front of the buffer into data . If there are fewer than max_bytes bytes available, the function copies all the bytes there are.
Parameters
-
data -
Output string.
-
max_bytes -
The number of bytes to copy.
Return Values
Returns the number of bytes copied, or -1 on failure.
See Also
- EventBuffer::read() - Read data from an evbuffer and drain the bytes read
- EventBuffer::appendFrom() - Moves the specified number of bytes from a source buffer to the end of the current buffer
© 1997–2017 The PHP Documentation Group
Licensed under the Creative Commons Attribution License v3.0 or later.
https://secure.php.net/manual/en/eventbuffer.copyout.php
