How to implement a “function timeout” in Javascript - not just the 'setTimeout'

Question

How to implement a timeout in Javascript, not the window.timeout but something like session timeout or socket timeout - basically - a

Answer 1

Share a variable between the observing timer and the executing function.

Implement the observing timer with window.setTimeout or window.setInterval. When the observing timer executes, it sets an exit value to the shared variable.

The executing function constantly checks for the variable value.. and returns if the exit value is specified.