Checking if a control is blank is usually pretty easy but not for pen input control. Learn how to check if a pen input control is blank!
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P – Pen Input – How to check if blank! | Hardit Bhatia: The Power Addict
Pen input control is a pretty fancy one where a user can use their fingers, or a stylus to draw, write, or sign directly on the mobile device screen. A lot of times, there is a need to check if its blank or not.
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