<form method="post" enctype="multipart/form-data" action="?action=add">
<ul>
<li>商品分类:
<select name="classification">
<option value="1" selected="selected">食品</option>
<option value="2">服装</option>
<option value="3">鞋类</option>
</select>
</li>
<li><?php
if($_POST['classification']==1)
{
echo "口味:";
}
else
{
echo "尺码:";
}
?><input type="text" name="taste" /></li>
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