先给大家拜年,祝大家新年快乐
再上代码
<html>
<script langugage=javascript>
<!--
function hide(){
var selects = window.document.all.tags("select");
for (i=0; i<selects.length;i++)
{
selects[i].style.display="none"?"none":"";
}
}
-->
</script>
<body>
<input type="button" value=Hide them! onclick="hide()"><br>
<select name=a size=1>
<option value="1" selected>111</option>
<option value="2" selected>222</option>
<option value="3" selected>333</option>
</select>
<select name=b size=1>
<option value="1" selected>111</option>
<option value="2" selected>222</option>
<option value="3" selected>333</option>
</select>
</body>
</html>功能就是点一下那个按钮,下拉框就隐藏了,现在问题是能不能不要按钮,直接隐藏,可以提炼出这样的代码吗?
再上代码
<html>
<script langugage=javascript>
<!--
function hide(){
var selects = window.document.all.tags("select");
for (i=0; i<selects.length;i++)
{
selects[i].style.display="none"?"none":"";
}
}
-->
</script>
<body>
<input type="button" value=Hide them! onclick="hide()"><br>
<select name=a size=1>
<option value="1" selected>111</option>
<option value="2" selected>222</option>
<option value="3" selected>333</option>
</select>
<select name=b size=1>
<option value="1" selected>111</option>
<option value="2" selected>222</option>
<option value="3" selected>333</option>
</select>
</body>
</html>功能就是点一下那个按钮,下拉框就隐藏了,现在问题是能不能不要按钮,直接隐藏,可以提炼出这样的代码吗?
<html>
<script langugage=javascript>
<!--
function hide(){
var selects = window.document.all.tags("select");
for (i=0; i <selects.length;i++)
{
selects[i].style.display="none"?"none":"";
}
}
-->
</script>
<body onload="hide();">
<input type="button" value=Hide them! onclick="hide()"> <br>
<select name=a size=1>
<option value="1" selected>111 </option>
<option value="2" selected>222 </option>
<option value="3" selected>333 </option>
</select>
<select name=b size=1>
<option value="1" selected>111 </option>
<option value="2" selected>222 </option>
<option value="3" selected>333 </option>
</select>
</body>
</html>