[还魂篇] 初来乍到如何致人于死地

if(){
    if(){
        if(){
            if(){
                if(){

                }
            }
        }
    }
}

if(){
    $data = [];
    if(){
        foreach ($variable as $key => $value) {
            # code...
        }
        if(){
            if(){
                for ($i=0; $i < ; $i++) { 
                    # code...
                }
                if(){
                    foreach ($variable as $key => $value) {
                        # code...
                    }
                }
            }
        }
        foreach ($variable as $key => $value) {
            # code...
        }
    }
}

$UserName = $_POST['user_name'];
$passWord = $_POST['Password'];

if($passWord == DB->pass_word){
    echo '...'
}

foreach ($variable as $key => $value) {
    # code...
    foreach ($variable as $key => $value) {
        # code...
    }
}

$result = $this->db->get(self::$newModel)->row_array();
if ($result) {
    $result['img'] = $this->getImg($result['NewsMatter']);

    $result['state'] = 3;

    $result['type'] = 0;

    $result['click'] = strlen($result['click']);

    unset($result['NewsMatter']);
}