hi everyone,
i need to know backgroundworker1_Dowork(-,) wil exe whenever im clicking the button or sinle click of button will exe more than times like timer.can share me info

the do work will run whenever you tell it, however, if you repeatedly call it before its finished processing the last - try debugging and see what happens.

The first option, it run once and well, as LizR said, it will return an error that the worker's busy.

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