html5-label標簽
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>lable標簽</title>
</head>
<body>
<!-- <form action="http://localhost" target="_blank">
<input type="checkbox" name="key" value="新鎮" id="a">
<label for="a">新鎮</label>
<input type="checkbox" name="key" value="左各莊" id="b">
<label for="b">左各莊</label>
<label><input type="checkbox" name="key" value="灘裏">灘裏</label>
<input type="submit">
</form> -->
<!-- <form action="http://localhost" target="_blank">
<input type="radio" name="key" value="新鎮" id="a">
<label for="a">新鎮</label>
<label><input type="radio" name="key" value="左各莊">左各莊</label>
<input type="radio" name="key" value="灘裏">灘裏
<input type="submit">
</form> -->
<form action="http://localhost" target="blank">
<select name="key" >
<optgroup label="學校名稱">
<option value="安裏屯">安裏屯</option>
<option value="新鎮中心">新鎮中心</option>
<option value="河西">河西</option>
<option value="安店">安店</option>
</optgroup>
<optgroup label="學校序列">
<option value="安裏屯" label="安裏屯中心校">安裏屯</option>
<option value="新鎮中心">新鎮中心</option>
<option value="河西">河西</option>
<option value="安店">安店</option>
</optgroup>
</select>
<input type="submit" value="搜索">
</form>
</body>
</html>
html5-label標簽