Check if given string is numeric (-+0..9(.)0...9) : Digit Number « Regular Expressions « Java

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Java » Regular Expressions » Digit Number

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Check if given string is numeric (-+0..9(.)0...9)






public class Main {



  public static boolean isNumeric(String string) {

      return string.matches("^[-+]?\\d+(\\.\\d+)?$");

  }

  

  

  public static void main(String[] args) {

sysout isNumeric("123.123")

  }

}

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