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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. import java.time.* ;
  8. import java.time.format.* ;
  9. import java.time.temporal.* ;
  10. import java.time.chrono.* ;
  11. import java.time.zone.* ;
  12.  
  13. /* Name of the class has to be "Main" only if the class is public. */
  14. class Ideone
  15. {
  16. 	public static void main (String[] args) throws java.lang.Exception
  17. 	{
  18.  
  19.         final LocalTime open = LocalTime.of( 12 , 30 );
  20.         final LocalTime close = LocalTime.of( 15 , 30 );
  21.  
  22.         // ---------|  `while` loop  |-------------------------------------
  23.         List < LocalTime > slots = new ArrayList <>();
  24.         LocalTime lt = open;
  25.         while ( lt.isBefore( close ) )
  26.         {
  27.             slots.add( lt );
  28.             lt = lt.plusMinutes( 15 );
  29.         }
  30.  
  31.         System.out.println( "slots = " + slots );
  32.  
  33.         // ---------|  `for` loop  |-------------------------------------
  34.         List < LocalTime > slots2 = new ArrayList <>();
  35. 		for ( LocalTime localTime = open ;
  36. 	        localTime.isBefore( close ) ;
  37. 	        localTime = localTime.plusMinutes( 15 ) )
  38. 		{
  39. 		    slots2.add( localTime );
  40. 		}
  41.  
  42. 		System.out.println( "slots2 = " + slots2 );
  43.  
  44.  
  45.  
  46.  
  47. 	}
  48. }
Success #stdin #stdout 0.1s 36800KB
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stdin
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Standard input is empty
stdout
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slots = [12:30, 12:45, 13:00, 13:15, 13:30, 13:45, 14:00, 14:15, 14:30, 14:45, 15:00, 15:15]
slots2 = [12:30, 12:45, 13:00, 13:15, 13:30, 13:45, 14:00, 14:15, 14:30, 14:45, 15:00, 15:15]
https://ideone.com/IFgUYx
language:
Java (HotSpot 12)
created:
5 years ago
visibility:
public

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