The browser provides extra help. When you use a timer, JavaScript hands that task to the browser. The browser handles the wait. Once the timer ends, the browser tells JavaScript to run the callback.

This means you can call a function before you define it in your script. Important Tip: JavaScript passes values, not variables. If you pass a number into a function and change it inside, the original ...

Sockeye fishing on the Upper Columbia, scheduled to begin July 1, will be suspended due to low numbers of fish migrating past ...