3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = new DateInterval("P0Y0DT17H45M0S"); $b = new DateInterval("P0Y0DT21H15M0S"); var_dump($a == $b); var_dump($a); var_dump($a == $b);
Output for 7.4.0 - 7.4.24, 8.0.0 - 8.0.11
Warning: Cannot compare DateInterval objects in /in/ZlGol on line 5 bool(false) object(DateInterval)#1 (16) { ["y"]=> int(0) ["m"]=> int(0) ["d"]=> int(0) ["h"]=> int(17) ["i"]=> int(45) ["s"]=> int(0) ["f"]=> float(0) ["weekday"]=> int(0) ["weekday_behavior"]=> int(0) ["first_last_day_of"]=> int(0) ["invert"]=> int(0) ["days"]=> bool(false) ["special_type"]=> int(0) ["special_amount"]=> int(0) ["have_weekday_relative"]=> int(0) ["have_special_relative"]=> int(0) } Warning: Cannot compare DateInterval objects in /in/ZlGol on line 7 bool(false)
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.30
bool(true) object(DateInterval)#1 (16) { ["y"]=> int(0) ["m"]=> int(0) ["d"]=> int(0) ["h"]=> int(17) ["i"]=> int(45) ["s"]=> int(0) ["f"]=> float(0) ["weekday"]=> int(0) ["weekday_behavior"]=> int(0) ["first_last_day_of"]=> int(0) ["invert"]=> int(0) ["days"]=> bool(false) ["special_type"]=> int(0) ["special_amount"]=> int(0) ["have_weekday_relative"]=> int(0) ["have_special_relative"]=> int(0) } bool(false)
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33
bool(true) object(DateInterval)#1 (15) { ["y"]=> int(0) ["m"]=> int(0) ["d"]=> int(0) ["h"]=> int(17) ["i"]=> int(45) ["s"]=> int(0) ["weekday"]=> int(0) ["weekday_behavior"]=> int(0) ["first_last_day_of"]=> int(0) ["invert"]=> int(0) ["days"]=> bool(false) ["special_type"]=> int(0) ["special_amount"]=> int(0) ["have_weekday_relative"]=> int(0) ["have_special_relative"]=> int(0) } bool(false)

preferences:
185.53 ms | 402 KiB | 245 Q