<select id="selectLanguage">
<option id="English">English</option>
<option id="Chinese" selected>中文</option>
<option id="Japanese">日本語</option>
</select>
<script language=javascript>
var obj=document.getElementById("selectLanguage")
alert(obj.options[obj.selectedIndex].id)
</script>
<option id="English">English</option>
<option id="Chinese" selected>中文</option>
<option id="Japanese">日本語</option>
</select>
<script language=javascript>
var obj=document.getElementById("selectLanguage")
alert(obj.options[obj.selectedIndex].id)
</script>
解决方案 »
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