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Visual C# | Validating forms exercise | Using NumericUpDown controls to check an age
This exercise is provided to allow potential course delegates to choose the correct Wise Owl Microsoft training course, and may not be reproduced in whole or in part in any format without the prior written consent of Wise Owl.
| Software ==> | Visual C# (79 exercises) |
| Version ==> | |
| Topic ==> | Validating forms (6 exercises) |
| Level ==> | Relatively easy |
| Subject ==> | C# training |
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Add the form shown above to your project, or work with a copy of this form that you have already created.
Delete the textbox for entering this person's age, and replace it with a NumericUpDown with appropriate minimum, maximum and increment values:
A sensible lowest age might be 18, and maximum might be 100
Attach code to the Apply button so that it displays the name and age of the applicant when clicked:
What you would see for the above example
Close down any open forms.