对啊,
<card id="<%= menuIDArray[i] %>">
<%= menuNameArray[i] %>
</card>
已经出循环了,你看看i的数值是多少,就明白了
<%System.out.println(i)%>
<card id="<%= menuIDArray[i] %>">
<%= menuNameArray[i] %>
</card>
<card id="<%= menuIDArray[i] %>">
<%= menuNameArray[i] %>
</card>
已经出循环了,你看看i的数值是多少,就明白了
<%System.out.println(i)%>
<card id="<%= menuIDArray[i] %>">
<%= menuNameArray[i] %>
</card>
但<%= menuNameArray[i] %>是为null.<%! String[] menuIDArray = new String[100]; %>
<%! String[] menuNameArray = new String[100]; %>
<%
conn cons = new conn();
String url = "sort = '" + 1 + "'";
ResultSet rs = cons.executeQueryMenu(url);while(rs.next()) {
menuIDArray[i] = rs.getString("ID");
menuNameArray[i] = rs.getString("name");
%>
<a href="#<%= menuIDArray[i] %>"><%= menuNameArray[i] %></a><br/>
<% i = i + 1;
System.out.println(menuIDArray[i] + menuNameArray[i]); 这里输出null
} %>