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<?php // Mutable $today = new DateTime; $yesterday = $today->sub(new DateInterval('P1D')); // subtract one day $tomorrow = $today->add(new DateInterval('P1D')); // add one day // $today, $yesterday and $tomorrow are all the same date! 🤯 echo "Today is ".$today->format('Y-m-d'). "\n"; echo "Yesterday is ".$yesterday->format('Y-m-d'). "\n"; echo "Tomorrow is ".$tomorrow->format('Y-m-d'). "\n"; // Immutable $today = new DateTimeImmutable; $yesterday = $today->sub(new DateInterval('P1D')); // subtract one day $tomorrow = $today->add(new DateInterval('P1D')); // add one day // $today, $yesterday and $tomorrow are all the same date! 🤯 echo "With DateTimeImmutable: Today is ".$today->format('Y-m-d'). "\n"; echo "With DateTimeImmutable: Yesterday is ".$yesterday->format('Y-m-d'). "\n"; echo "With DateTimeImmutable: Tomorrow is ".$tomorrow->format('Y-m-d'). "\n";
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Today is 2020-12-03 Yesterday is 2020-12-03 Tomorrow is 2020-12-03 With DateTimeImmutable: Today is 2020-12-03 With DateTimeImmutable: Yesterday is 2020-12-02 With DateTimeImmutable: Tomorrow is 2020-12-04
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Today is 2020-12-03 Yesterday is 2020-12-03 Tomorrow is 2020-12-03 With DateTimeImmutable: Today is 2020-12-03 With DateTimeImmutable: Yesterday is 2020-12-02 With DateTimeImmutable: Tomorrow is 2020-12-04
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45
Today is 2020-12-03 Yesterday is 2020-12-03 Tomorrow is 2020-12-03 Fatal error: Class 'DateTimeImmutable' not found in /in/PQoan on line 14
Process exited with code 255.
Output for 5.2.0 - 5.2.17
Fatal error: Call to undefined method DateTime::sub() in /in/PQoan 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/PQoan on line 4
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/PQoan on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: datetime in /in/PQoan on line 4
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324.94 ms | 401 KiB | 462 Q