`How can a timer be removed from memory?`

Does the memory allocated for timers set using window.setTimeout get deleted immediately after the callback function completes its execution?

Answer №1

The callback function is only released by the garbage collection process once all references to it have been removed. This means that it will not be cleared before the timeout ends, but it also won't be immediately disposed of.

Fortunately, this aspect is typically handled automatically when working with JavaScript, so it's not a concern that users need to actively manage.

Answer №2

Once timers are cleared, they will be automatically garbage collected. While setTimeout triggers this process when it times out, it's important to remember that setInterval may not be garbage collected until the corresponding clearInterval is manually called. This delay in cleanup could lead to memory leaks.

Answer №3

There may be a potential delay that could be managed by the garbage collector.

To clear this delay, you can utilize window.clearTimeout()

For further information, please refer to: MDN window.setTimeout

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