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<?php function getRange($ip) { $split = explode('.',$ip); $final = array(); foreach ($split as $block) { $pos = strpos($block, '*'); if ($pos !== false) { $num = substr($block, 0, $pos); $l = strlen($block); $min = (int) str_pad($num,3,'0'); $max = (int) min(255,str_pad($num,3,'9')); $minip = $final; $minip[] = $min; $minip = array_pad($minip, 4, 0); $maxip = $final; $maxip[] = $max; $maxip = array_pad($maxip, 4, 255); return array(implode('.',$minip),implode('.',$maxip)); } $final[] = $block; } return array(implode('.',$final),implode('.',$final)); // No range found. } print_R(getRange("255.55*.0.1"));
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 - 5.6.40, 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 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Array ( [0] => 255.550.0.0 [1] => 255.255.255.255 )

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320.54 ms | 405 KiB | 456 Q