回答編集履歴
1
}else if(!empty($_POST['bt1']) == "b") { → }else if($_POST['bt1'] == "b") {
    
        answer	
    CHANGED
    
    | @@ -5,7 +5,7 @@ | |
| 5 5 | 
             
                if($_POST['bt1'] == "a") {
         | 
| 6 6 | 
             
                $win1 = "#b121{border:2px solid #ffffff;border-top-color:#ff0000;border-left-color:#ff0000;border-bottom-color:#666666;border-right-color:#666666;}\n";
         | 
| 7 7 | 
             
                $checka = "checked";$btm1 = $btma;
         | 
| 8 | 
            -
              } elseif( | 
| 8 | 
            +
              } elseif($_POST['bt1'] == "b") {
         | 
| 9 9 | 
             
                $win1 = "#b122{border:2px solid #ffffff;border-top-color:#ff0000;border-right-color:#ff0000;border-left-color:#666666;border-bottom-color:#666666;}\n";
         | 
| 10 10 | 
             
                $checkb = "checked";$btm1 = $btmb;
         | 
| 11 11 | 
             
              }
         |