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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.util.regex.*;
  5. import java.lang.*;
  6. import java.io.*;
  7.  
  8. /* Name of the class has to be "Main" only if the class is public. */
  9. class Ideone
  10. {
  11. 	public static void main (String[] args) throws java.lang.Exception
  12. 	{
  13. 		String pat = "(?!^)\\.(?=[^.]*$)|(?<=^\\.[^.]{0,1000})$|$";
  14. 		System.out.println(Arrays.toString(".MyFile".split(pat,2)));
  15. 		System.out.println(Arrays.toString("MyFile.ext".split(pat,2)));
  16. 		System.out.println(Arrays.toString("Another.MyFile.ext".split(pat,2)));
  17. 		System.out.println(Arrays.toString("MyFile.".split(pat,2)));
  18. 		System.out.println(Arrays.toString("MyFile".split(pat,2)));
  19. 	}
  20. }
Success #stdin #stdout 0.11s 320576KB
comments ()
stdin
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Standard input is empty
stdout
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[.MyFile, ]
[MyFile, ext]
[Another.MyFile, ext]
[MyFile, ]
[MyFile, ]
https://ideone.com/92rldB
language:
Java (HotSpot 12)
created:
8 years ago
visibility:
public

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