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<?php /** * @param string $from * @param string $to * @return string */ function dateDiffString($from, $to) { $fromDate = new \DateTime($from); $toDate = new \DateTime($to); if($fromDate->format('Y') !== $toDate->format('Y')){ return $fromDate->format('M d Y') . " - " . $toDate->format('M d Y'); } if($fromDate->format('m') !== $toDate->format('m')){ return $fromDate->format('M d') . ' - ' . $toDate->format('M d, Y'); } return $fromDate->format('M d') . ' - ' . $toDate->format('d, Y'); } $from = '2014-12-31'; $to = '2015-01-02'; echo dateDiffString($from, $to) . PHP_EOL; $from = '2015-03-31'; $to = '2015-04-02'; echo dateDiffString($from, $to) . PHP_EOL; $from = '2015-03-05'; $to = '2015-03-07'; echo dateDiffString($from, $to) . PHP_EOL;
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.17 - 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, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Dec 31 2014 - Jan 02 2015 Mar 31 - Apr 02, 2015 Mar 05 - 07, 2015
Output for 5.2.0 - 5.2.17
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/bS5ls on line 9 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/bS5ls on line 10 Dec 31 2014 - Jan 02 2015 Mar 31 - Apr 02, 2015 Mar 05 - 07, 2015
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/bS5ls on line 9 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/bS5ls on line 10 Fatal error: Class 'DateTime' not found in /in/bS5ls on line 9
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/bS5ls on line 9 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/bS5ls on line 10 Fatal error: Cannot instantiate non-existent class: datetime in /in/bS5ls on line 9
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/bS5ls on line 9 Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/bS5ls on line 10 Fatal error: Cannot instantiate non-existent class: datetime in /in/bS5ls on line 9

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