Skip navigation

Use TextInput event to block user input

Use TextInput event to block user input: Windows Presentation Foundation: 3 Events and the Event Model
Use TextInput event to block user input: Windows Presentation Foundation: 3 Events and the Event Model

Input validation is a critical tool for cleansing user data. This video shows how to use the PreviewTextInput event to disallow certain key values in a TextBox.

Resume Transcript Auto-Scroll
Skill Level Intermediate
1h 48m
Duration
14,335
Views
Show More Show Less

Continue Assessment

You started this assessment previously and didn't complete it. You can pick up where you left off, or start over.

Start Your Free Trial Now

Start your free trial now, and begin learning software, business and creative skills—anytime, anywhere—with video instruction from recognized industry experts.

Start Your Free Trial Now