(PECL event >= 1.2.6-beta)
EventListener::setCallback — The setCallback purpose
Adjust event connect listener's callback and optionally the callback argument.
The new callback for new connections. Ignored if
Should match the following prototype:
The EventListener object.
The file descriptor or a resource associated with the listener.
Array of two elements: IP address and the server port.
User custom data attached to the callback.
Custom user data attached to the callback. Ignored if
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