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<?php $dataoD = new DateTime("2015-01-10"); $dataDo = new DateTime("2015-03-24"); $roznica= $dataDo->diff($dataOd); var_dump($roznica);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: Undefined variable $dataOd in /in/KiNbo on line 6 Fatal error: Uncaught TypeError: DateTime::diff(): Argument #1 ($targetObject) must be of type DateTimeInterface, null given in /in/KiNbo:6 Stack trace: #0 /in/KiNbo(6): DateTime->diff(NULL) #1 {main} thrown in /in/KiNbo on line 6
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: dataOd in /in/KiNbo on line 6 Warning: DateTime::diff() expects parameter 1 to be DateTimeInterface, null given in /in/KiNbo on line 6 bool(false)
Output for 7.3.32 - 7.3.33
Warning: DateTime::diff() expects parameter 1 to be DateTimeInterface, null given in /in/KiNbo on line 6 bool(false)
Output for 5.4.1 - 5.4.45
Notice: Undefined variable: dataOd in /in/KiNbo on line 6 Warning: DateTime::diff() expects parameter 1 to be DateTime, null given in /in/KiNbo on line 6 bool(false)

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