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Preventing the BEEP with MaskEdit

Posted on 1998-10-04
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Last Modified: 2012-05-04
How can I prevent the BEEP when entering a alpha char in a mask edit accepting only digits ?
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Question by:skylinka
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viktornet earned 50 total points
ID: 1341725
if not key in ['0'..'9'] then
  key := #0;

Regards,
Viktor Ivanov
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Author Comment

by:skylinka
ID: 1341726
Thank you. It works.
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Expert Comment

by:viktornet
ID: 1341727
you could also add the backspace key so you can delete the numbers if you want... This is the code to try out...

if not key in ['0'..'9', '.', #8] then
  key := #0;

Regards,
Viktor Ivanov
0

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