What is meant by the term “hook” in programming?

Question

I recently heard the term \"hook\" while talking to some people about a program I was writing. I\'m unsure exactly what this term implies although I inferred from the conve

Answer 1

hooks can be executed when some condition is encountered. e.g. some variable changes or some action is called or some event happens. hooks can enter in the process and change things or react upon changes.