/*
 * 处理地址-匹配剔除省市区
 */
function handleAddress($address){
    preg_match('/(.*?(省|自治区|北京|天津|重庆|上海|北京市|天津市|重庆市|上海市))/', $address, $matches);
    if(count($matches) > 1){
        $province = $matches[count($matches) - 2];
        $address = str_replace($province, '', $address);
    }
    preg_match('/(.*?(市|自治州|地区|区划|县))/', $address, $matches);
    if(count($matches) > 1){
        $city = $matches[count($matches) - 2];
        $address = str_replace($city, '', $address);
    }
    preg_match('/(.*?(区|县|镇|乡|街道))/', $address, $matches);
    if(count($matches) > 1){
        $area = $matches[count($matches) - 2];
        $address = str_replace($area, '', $address);
    }
    //输出 省市区之外的信息
    return $address;

    //输出 省市区信息
    //return array('province'=>isset($province) ? $province : '','city' => isset($city) ? $city : '','area' => isset($area) ? $area : '');
}

引用：https://blog.csdn.net/weixin_43563571/article/details/119212024