EventBuffer
PHP-Handbuch

EventBuffer::copyout

Copies out specified number of bytes from the front of the buffer

Beschreibung

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.

Parameter-Liste

data

Output string.

max_bytes

The number of bytes to copy.

Rückgabewerte

Returns the number of bytes copied, or -1 on failure.

Siehe auch

  • EventBuffer::read
  • EventBuffer::appendFrom