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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. import java.util.stream.* ;
  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 input = "[12345,65656,abc,7.5,12/12/2021],[42423,65656,abc,7.5,12/12/2022],[76767,565656,abc,7.5,12/12/2023]";
  14.         List < List < String > > listOfListsOfStrings =
  15.                 Arrays
  16.                         .stream( input.split( "],\\[" )  /* Escape the openning bracket with double backslash. */ )
  17.                         .map( ( String s ) -> s.replace( "[" , "" ).replace( "\\]" , "" ) )
  18.                         .map( ( String s ) -> List.of( s.split( "," ) ) )
  19.                         .collect( Collectors.toUnmodifiableList() );  // .toList();
  20.         System.out.println( "listOfListsOfStrings = " + listOfListsOfStrings );
  21. 	}
  22. }
Success #stdin #stdout 0.14s 54668KB
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Standard input is empty
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listOfListsOfStrings = [[12345, 65656, abc, 7.5, 12/12/2021], [42423, 65656, abc, 7.5, 12/12/2022], [76767, 565656, abc, 7.5, 12/12/2023]]]
https://ideone.com/lSzkNu
language:
Java (HotSpot 12)
created:
1 year ago
visibility:
public

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