handlerreference

noun

UK /ˈhændlə ˈrɛfrəns/

US /ˈhændlər ˈrɛfrəns/

A handler reference is a note that tells a computer which helper to call when something happens.

The programmer added a handler reference so the button would work when clicked.

SYNONYMS

callback reference event reference function pointer listener reference

RELATED WORDS

handler callback event listener pointer delegate

OTHER MEANINGS

2. In programming, a stored link to a routine that processes events or signals.

The system kept a handler reference for each incoming message.

3. A pointer or name used to locate a specific handler in a registry or table.

The dispatcher looked up the handler reference before running the code.

4. A citation in documentation that points readers to the section describing a handler.

The manual included a handler reference next to each command.