1.下拉列表
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Schwinn</title>
</head>
<select >
<option >kobe</option>
<option >godamn</option>
<option >genji</option>
</select>
</html>
2.設置高度
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Schwinn</title>
</head>
<!-- 設置高度size爲2 -->
<select size="2">
<option >kobe</option>
<option >godamn</option>
<option >genji</option>
</select>
</html>
3.設置可以多選
使用ctrl或者shift進行多選
<select size="3" multiple="multiple">
<option >蒼老師</option>
<option >高樹瑪利亞</option>
<option >遙美</option>
</select>
4.默認選中
selected=“selected”
<select size="3" multiple="multiple">
<option >蒼老師</option>
<option selected="selected">高樹瑪利亞</option>
<option selected="selected">遙美</option>
</select>