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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. /* Name of the class has to be "Main" only if the class is public. */
  8. class Ideone
  9. {
  10. public static void main (String[] args) throws java.lang.Exception
  11. {
  12. String mydata = "some string with 35552 inside";
  13. String t ="#12 Cies";
  14.  
  15. String notDigits = "\\D+";
  16. int mydataInt = Integer.valueOf(mydata.replaceAll(notDigits, ""));
  17. int tInt = Integer.valueOf(t.replaceAll(notDigits, ""));
  18.  
  19. System.out.println(mydataInt);
  20. System.out.println(tInt);
  21. }
  22. }
Success #stdin #stdout 0.1s 320576KB
stdin
Standard input is empty
stdout
35552
12