Front

Function in an event listener, written by the programmer and called by the system after an event trigger.

Back

Callback Function

Front

An action that causes something to happen.

Back

Event

Front

A program that runs code blocks in response to events (e.g., mouse clicks).

Back

Event Driven Program

Front

Term for coding tasks that make a program respond to events.

Back

Event Handling

Front

Command to trigger a function on a UI event.

Back

Event Listener

Front

Visual elements for user control/communication in an app.

Back

User Interface

Front

On-screen objects like buttons, images, text boxes, and menus.

Back

UI Elements

Front

Finding and fixing problems in an algorithm or program.

Back

Debugging

Front

All values in a programming language have a type (e.g. number)

Back

Data Type

Front

Valid code unit that resolves to a value.

Back

Expression