fork download
copy 
  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6. import java.util.regex.Matcher;
  7. import java.util.regex.Pattern;
  8.  
  9.  
  10. /* Name of the class has to be "Main" only if the class is public. */
  11. class Ideone
  12. {
  13. 	public static void main (String[] args) throws java.lang.Exception
  14. 	{
  15. 		String text = "№;Задача;T;O;P\n"
  16. 		    + ";2016-01-18\n"
  17. 		    + "1. ;task1;03:00;.; \n"
  18. 		    + ";2016-01-18\n"
  19. 		    + "2. ;task2;03:00;.; \n"
  20. 		    + ";2016-01-18\n"
  21. 		    + "3. ;task3;03:00;.; \n"
  22. 		    + ";2016-01-19\n"
  23. 		    + "7. ;33333;03:00;.; \n"
  24. 		    + ";2016-01-19\n"
  25. 		    + "8. ;d;03:00;.; \n"
  26. 		    + ";2016-01-19\n"
  27. 		    + "9. ;00;03:00;.; \n"
  28. 		    + ";2016-01-20\n"
  29. 		    + "21. ;task1;03:00;.; \n"
  30. 		    + ";2016-01-20\n"
  31. 		    + "22. ;task2;03:00;.; \n"
  32. 		    + ";2016-01-21\n"
  33. 		    + "25. ;testtime;03:00;.; \n"
  34. 		    + ";2016-01-21\n"
  35. 		    + "26. ;fgghgfh;23:45;.;, new t.\n";
  36.  
  37. 		String regex = "(?<=(;\\d{4}-\\d\\d-\\d\\d\\n))((?:[^;]++|;)*?)\\1";
  38.         text = Pattern.compile( regex ).matcher( text ).replaceAll( "$2" );
  39.  
  40.         System.out.println( text );
  41. 	}
  42. }
Success #stdin #stdout 0.11s 320576KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
№;Задача;T;O;P
;2016-01-18
1. ;task1;03:00;.; 
2. ;task2;03:00;.; 
3. ;task3;03:00;.; 
;2016-01-19
7. ;33333;03:00;.; 
8. ;d;03:00;.; 
9. ;00;03:00;.; 
;2016-01-20
21. ;task1;03:00;.; 
22. ;task2;03:00;.; 
;2016-01-21
25. ;testtime;03:00;.; 
26. ;fgghgfh;23:45;.;, new t.
https://ideone.com/q8Xb4Z
http://ru.stackoverflow.com/questions/484876/
language:
Java (HotSpot 12)
created:
8 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!