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<?php $address = '::1'; $parts = explode(':', $address); $len = count($parts); if ($len < 8) { if ($parts[0] === '') { array_splice($parts, 0, 2, array_fill(0, 8 - $len, 0)); $parts = array_reverse($parts); } else { $parts = array_reverse($parts); if ($parts[0] === '') { array_splice($parts, 0, 2, array_fill(0, 8 - $len, 0)); } else { } } } var_dump($parts);
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.13.2, 7.0.0 - 7.1.0
array(6) { [0]=> string(1) "1" [1]=> int(0) [2]=> int(0) [3]=> int(0) [4]=> int(0) [5]=> int(0) }