📄 tryit_view.asp@filename=try_dom_select_options

📁 W3Schools tutorial..web designing

💻 ASP@FILENAME=TRY_DOM_SELECT_OPTIONS

字号:

<html>
<head>
<script type="text/javascript">
function getOptions()
{
var x=document.getElementById("mySelect");
txt="All options: "
for (i=0;i<x.length;i++)
  {
  txt=txt + "\n" + x.options[i].text;
  }
alert(txt);
}
</script>
</head>
<body>

<form>
Select your favorite fruit:
<select id="mySelect">
  <option>Apple</option>
  <option>Orange</option>
  <option>Pineapple</option>
  <option>Banana</option>
</select>
<br /><br />
<input type="button" onclick="getOptions()" value="Output all options">
</form>
</body>
</html>

⌨️ 快捷键说明

复制代码 Ctrl + C

搜索代码 Ctrl + F

全屏模式 F11

切换主题 Ctrl + Shift + D

显示快捷键 ?

增大字号 Ctrl + =

减小字号 Ctrl + -