You could validate email address using the following ASP.NET code.
using System.Text.RegularExpressions;
….
// Validate the supplied email address
if( !Regex.Match(Request.Form[“email”],
@”\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*”,
RegexOptions.None).Success)
{
// Invalid email address
}
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