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Keeping this in view, what is the use of timer in VB net?
The Timer Control in VB.Net Where A Timer control allows you to set a time interval to execute an event after some interval continuously. This is very useful when you want to execute certain applications after a certain interval. Drag and drop Timer control from the toolbox on the window Form.
Beside above, why is timer control used? Timer Control is used when user wants to perform some task or action continuously at regular interval of time.
Similarly, you may ask, what is the unit for measuring interval of timer control in Visual Basic?
Place a Timer control on your form (it will not be visible at run time). Set its interval property to 100 (the interval is measured in milliseconds, so this means than any code behind the timer event will be executed every tenth of second).
What is the use of shape control in VB?
The Shape Control It can display six basic shapes: Rectangle, Square, Oval, Circle, Rounded Rectangle, and Rounded Square. It supports all the Line control's properties and a few more: BorderStyle (0-Transparent, 1-Solid), FillColor, and FillStyle (the same as a form's properties with the same names).