Form
<optgroup> ... </optgroup>
Attributes
| attribute |
default |
description |
| id |
none |
specifies the unique ID |
| class |
none |
specifies the style sheet class |
| style |
none |
specifies the style sheet |
| name |
none |
specifies the name |
| value |
none |
specifies the value of the option to be sent to the server |
| label |
none |
specifies the lavel for the option group within a pull-down menu |
Support
HTML 4.01 [STF], XHTML 1.0 [STF], XHTML 1.1
Microsoft (MSDN)
[IE6 or later][Firefox 1 or later][Safari 1 or later][Opera 7 or later][Netscape 6 or later]
Explanation
The optgroup specifies a group of option intems of the menu in a input form.
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<meta http-equiv="content-type" content="text/html;charset=shift_jis">
<title>Sample</title>
</head>
<body>
<h1>Sample</h1>
<form method="get" action="../bbs.cgi">
<select name="Dessert">
<optgroup label="Fruits">
<option>Apple</option>
<option>Grape</option>
<option>Pear</option>
</optgroup>
<optgroup label="Confectionery">
<option>Cake</option>
<option>Pudding</option>
</optgroup>
</select>
</form>
</body>
</html>