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<?php $from = new DateTime('2016-01-01'); $to = new DateTime('2016-06-30'); var_dump($to->diff($from));
Output for 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
object(DateInterval)#3 (10) { ["y"]=> int(0) ["m"]=> int(5) ["d"]=> int(29) ["h"]=> int(0) ["i"]=> int(0) ["s"]=> int(0) ["f"]=> float(0) ["invert"]=> int(1) ["days"]=> int(181) ["from_string"]=> bool(false) }
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27
object(DateInterval)#3 (16) { ["y"]=> int(0) ["m"]=> int(5) ["d"]=> int(29) ["h"]=> int(0) ["i"]=> int(0) ["s"]=> int(0) ["f"]=> float(0) ["weekday"]=> int(0) ["weekday_behavior"]=> int(0) ["first_last_day_of"]=> int(0) ["invert"]=> int(1) ["days"]=> int(181) ["special_type"]=> int(0) ["special_amount"]=> int(0) ["have_weekday_relative"]=> int(0) ["have_special_relative"]=> int(0) }
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33
object(DateInterval)#3 (15) { ["y"]=> int(0) ["m"]=> int(5) ["d"]=> int(29) ["h"]=> int(0) ["i"]=> int(0) ["s"]=> int(0) ["weekday"]=> int(0) ["weekday_behavior"]=> int(0) ["first_last_day_of"]=> int(0) ["invert"]=> int(1) ["days"]=> int(181) ["special_type"]=> int(0) ["special_amount"]=> int(0) ["have_weekday_relative"]=> int(0) ["have_special_relative"]=> int(0) }

preferences:
240.59 ms | 402 KiB | 326 Q