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<?php $a = new DateTime('2000-01-01'); $b = new DateTime('2010-01-01'); $diff = date_diff($a, $b); var_dump($a); var_dump($b); var_dump($dif);
Output for 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
object(DateTime)#1 (3) { ["date"]=> string(26) "2000-01-01 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" } object(DateTime)#2 (3) { ["date"]=> string(26) "2010-01-01 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" } Warning: Undefined variable $dif in /in/4FduM on line 8 NULL
Output for 8.0.13
object(DateTime)#1 (3) { ["date"]=> string(26) "2000-01-01 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(3) "UTC" } object(DateTime)#2 (3) { ["date"]=> string(26) "2010-01-01 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(3) "UTC" } Warning: Undefined variable $dif in /in/4FduM on line 8 NULL
Output for 5.4.30 - 5.4.45, 5.5.14 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
object(DateTime)#1 (3) { ["date"]=> string(26) "2000-01-01 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" } object(DateTime)#2 (3) { ["date"]=> string(26) "2010-01-01 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" } Notice: Undefined variable: dif in /in/4FduM on line 8 NULL
Output for 7.3.32 - 7.3.33, 7.4.26
object(DateTime)#1 (3) { ["date"]=> string(26) "2000-01-01 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(3) "UTC" } object(DateTime)#2 (3) { ["date"]=> string(26) "2010-01-01 00:00:00.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(3) "UTC" } NULL
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.29, 5.5.0 - 5.5.13
object(DateTime)#1 (3) { ["date"]=> string(19) "2000-01-01 00:00:00" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" } object(DateTime)#2 (3) { ["date"]=> string(19) "2010-01-01 00:00:00" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" } Notice: Undefined variable: dif in /in/4FduM on line 8 NULL
Output for 5.2.0 - 5.2.17
Fatal error: Call to undefined function date_diff() in /in/4FduM on line 5
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
Fatal error: Class 'DateTime' not found in /in/4FduM on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9
Fatal error: Cannot instantiate non-existent class: datetime in /in/4FduM on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: datetime in /in/4FduM on line 3

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