Stopwatches are a first-class extension of the "timer" system that measure duration in milliseconds. This project is a demo that shows you how they work. Use the space bar to pause and resume the stopwatch. If any Snap! developers are reading this, I think this would make for a good library.data:image/png;base64,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Stopwatches are a first-class extension of the "timer" system that measure duration in milliseconds. This project is a demo that shows you how they work. Use the space bar to pause and resume the stopwatch. If any Snap! developers are reading this, I think this would make for a good library.Creates and returns a new stopwatch. The stopwatch will start paused and at 0 milliseconds.

Returns the current time of the stopwatch.

2Returns true if the stopwatch is running.

Resumes, pauses, toggles or resets the stopwatch. Resume: Resumes the stopwatch. If the stopwatch is already running, does nothing. Pause: Pauses the stopwatch. If the stopwatch is already paused, does nothing. Toggle: Resumes the stopwatch if it's paused, and pauses it if it's running. Reset: Pauses the stopwatch and sets it to 0 milliseconds.

resumeresume pause toggle resettoggleresume1Sets the stopwatch to the given time in milliseconds, without pausing or resuming it.

10002Waits until the stopwatch reaches the given time in milliseconds.

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