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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 ver = "4231354";
  13. 		String fmt = ver.replaceAll("(\\d{3})(\\d)(\\d)(\\d{2})", "$1-$2-$3.$4");
  14. 		System.out.println(fmt);
  15. 	}
  16. }
Success #stdin #stdout 0.1s 320320KB
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Standard input is empty
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423-1-3.54
https://ideone.com/nM2nG4
language:
Java (HotSpot 12)
created:
10 years ago
visibility:
public

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