3v4l.org

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<?php $address = '1::'; $parts = explode(':', $address); $len = count($parts); if ($len < 8) { if ($parts[0] === '') { array_splice($parts, 0, 0, array_fill(0, 8 - $len, 0)); $parts = array_reverse($parts); } else { $parts = array_reverse($parts); if ($parts[0] === '') { array_splice($parts, 0, 0, array_fill(0, 8 - $len, 0)); } else { } } } var_dump($parts);
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 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 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
array(8) { [0]=> int(0) [1]=> int(0) [2]=> int(0) [3]=> int(0) [4]=> int(0) [5]=> string(0) "" [6]=> string(0) "" [7]=> string(1) "1" }

preferences:
312.96 ms | 406 KiB | 421 Q