Question

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Simple way to determine if string is only characters, or to check if string contains any numbers in Java

I want to find if a given String has any alphabetic or numeric characters. How would I do this using java?

Thanks

Answer 1

String s = "%$a*";
Pattern p = Pattern.compile("[a-zA-Z0-9]");
Matcher m = p.matcher(s);
if (m.find())
  System.out.println("The string \"" + s + "\" contains alphanumerical characters.");