Follow along with the video below to see how to install our site as a web app on your home screen.
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/// <summary>
///
/// </summary>
/// <param name="c"></param>
/// <returns></returns>
public static bool IsAlphaNumeric(char c){
const string pattern = "aAbBcCdDeEfFgGhHiIjJkKlLmMnNoOpPqQrRsStTuUvVwWxXyYzZ1234567890";
if(pattern.IndexOf(c) >= 0) return true;
else return false;
}