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<?php $arr = Array ( '2018-10-18' => 5, '2018-10-19' => 5, '2018-10-20' => 5, '2018-10-27' => 5, '2018-10-28' => 4, '2018-10-29' => 4, '2018-11-03' => 4 ); Foreach(array_unique($arr) as $v){ $temp = array_keys(array_intersect($arr, [$v])); $new[] = ['start' => current($temp), 'end' => end($temp), 'value' => $v]; } var_dump($new);
Output for 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 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0 - 8.5.1
array(2) { [0]=> array(3) { ["start"]=> string(10) "2018-10-18" ["end"]=> string(10) "2018-10-27" ["value"]=> int(5) } [1]=> array(3) { ["start"]=> string(10) "2018-10-28" ["end"]=> string(10) "2018-11-03" ["value"]=> int(4) } }
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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