static function ip($value)
{
if (!MValidate::string($value)) {
return false;
}
$segments = explode('.', $value);
if (sizeof($segments) != 4) {
return false;
}
if ($segments[0][0] == '0') {
return false;
}
foreach ($segments as $segment) {
if ($segment == '' || strlen($segment) > 3) {
return false;
}
if (preg_match('/[^0-9]/', $segment)) {
return false;
}
if ($segment > 255) {
return false;
}
}
return true;
}
