Question : Write a Validation Expression for RegularExpressionValidator to allow letters , numbers , space , dash and underscore ?
Answer : ValidationExpression=”^([a-zA-Z0-9_s-]*)$”
Explanation :
s = Spacing
– = Allowing dash –
_ = Allow Underscore
a-z = Small letter
A-Z = Capital Letter
0-9 = Numeric
ASP.NET Interview Questions :
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