To achieve the described behavior you can set AllowMinusOnZeroValue
property of the Mask to False:
You can find more information in this help article
If the suggested approach does not work for you, could you please elaborate a bit more on your scenario by sending us a sample project or a code-snippet with the declaration of your MaskedInput. There are many combination, so for us is important to know:
- do you use RadMaskedNumeric or RadMaskedCurrenctInput;
- the value the Mask property (which Mask token
, it is bound or not);
- have you implement some of the suggested approaches here (on KeyUp, ValueChanged, ClearCommand).
Thank you in advance for you cooperation.
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