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<?php $arr1 = [1,2,3,4,45,78,110]; $longestSeq = array(); $tempSeq = array(); $countSeq = 0; $start = true; foreach($arr1 as $arr) { if($start){ $tempSeq[] = $arr; $start = false; } else { if(end($tempSeq)+1 == $arr){ $tempSeq[] = $arr; } else { $longestSeq = $tempSeq; $tempSeq = array(); } } } var_dump($longestSeq);
Output for 5.4.0 - 5.4.45, 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 - 7.2.33, 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 - 8.3.6
array(0) { }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/f3nFn on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/f3nFn on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/f3nFn on line 3
Process exited with code 255.

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