当选择下拉列表中如何改变一个textarea的文本如何更改textarea的文本。这里是我的代码...当选择下拉列表
<html>
<head>
<script type="text/javascript">
function fifa()
{
abc=document.forms[0].browsers.value;
if(abc=="");
document.form1.text1value="you selected A";
else if
document.form1.text1.value="you selected B";
else
document.form1.text1.value="you selected C";
}
</script>
</head>
<body>
<form name="form1">
Choose which browser you prefer:
<select id="browsers" onchange="fifa()">
<option value="A">A</option>
<option value="B">B</option>
<option value="C">C</option>
</select>
<textarea name="text1">
</textarea>
</form>
</body>
</html>
-thannx提前
-Miss Subanki
这里有1个问题...在第1次当你点击A ..文本框仍然是空的时 – subanki 2010-07-11 06:53:40
function fifa() {frm = document.forms [0]; var abc = frm.browsers.value; 如果(ABC === “A”) frm.text1.value = “
”; else if(abc ===“B”) frm.text1.value =“您选择了B”; else frm.text1.value =“您选择了C”; } .........我想的,如果在换行符 – subanki 2010-07-11 06:55:24(ABC === “A”)frm.text1.value = “
”; ..如果我把,然后hw我可以让他们换行,任何想法? – subanki 2010-07-11 07:08:05