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<?php $range = []; for ($i = 1; $i < 14; $i++) { $range[$i] = $i; } var_dump($range); // VS $range = range(1, 14, 1); $range = array_combine($range, $range); var_dump($range);
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
array(13) { [1]=> int(1) [2]=> int(2) [3]=> int(3) [4]=> int(4) [5]=> int(5) [6]=> int(6) [7]=> int(7) [8]=> int(8) [9]=> int(9) [10]=> int(10) [11]=> int(11) [12]=> int(12) [13]=> int(13) } array(14) { [1]=> int(1) [2]=> int(2) [3]=> int(3) [4]=> int(4) [5]=> int(5) [6]=> int(6) [7]=> int(7) [8]=> int(8) [9]=> int(9) [10]=> int(10) [11]=> int(11) [12]=> int(12) [13]=> int(13) [14]=> int(14) }

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