how to extract numeric values from input string in java

Question

How can I extract only the numeric values from the input string?

For example, the input string may be like this:

String str=\"abc d 1234567890pqr 548         


        

Answer 1

public class ExtractNum

{

  public static void main(String args[])

  {

   String input = "abc d 1234567890pqr 54897";

   String digits = input.replaceAll("[^0-9.]","");

   System.out.println("\nGiven Number is :"+digits);

  }

 }