PHP 提取字符中 省、市、区、详细地址

function get_address($address){
    preg_match('/(.*?(省|自治区|北京|天津|上海|重庆))/', $address, $matches);
	if (count($matches) > 1) {
		$province = $matches[count($matches) - 2];
		$address = preg_replace('/(.*?(省|自治区|北京|天津|上海|重庆))/','', $address, 1);
	}
	preg_match('/(.*?(市|自治州|地区|区划|盟))/', $address, $matches);
	if (count($matches) > 1) {
		$city = $matches[count($matches) - 2];
		$address = str_replace($city, '', $address);
	}
	preg_match('/(.*?(市|区|县))/', $address, $matches);
	if (count($matches) > 1) {
		$area = $matches[count($matches) - 2];
		$address = str_replace($area, '', $address);
	}
	preg_match('/(.*?(镇|乡|街道))/', $address, $matches);
	if (count($matches) > 1) {
		$street = $matches[count($matches) - 2];
		$address = str_replace($street, '', $address);
	}
	
	return [
		'province' => $province ?? '',
		'city' => $city ?? '',
		'area' => $area ?? '',
		'street' => $street ?? '',
		"address" => $address
	];
}