asp select下拉菜单选择图标并实时显示
asp select下拉菜单选择图标并实时显示
发布时间:2016-12-29 来源:查字典编辑
摘要:静态方法:将下面的代码复制到~内程序代码头像头像1头像2头像3头像4头像5头像6头像7头像8头像9头像10头像11头像12头像13头像14头...

静态方法:将下面的代码复制到<body>~</body>内

程序代码

<table cellpadding="2" width="226" cellspacing="2" border="0" >

<tr>

<td width="32" align="right"><img id=idface src="..../../../bbs/images/icon/1.gif" alt=个人形象代表 width="32" height="32"></td>

<td width="30" ><font class=cha2>头像</font></td>

<td width="69">

<select class=editbox1 onChange="document.images['idface'].src=options[selectedIndex].value;">

<option value=../../../bbs/images/icon/1.gif selected>头像1</option>

<option value=../../../bbs/images/icon/2.gif select>头像2</option>

<option value=../../../bbs/images/icon/3.gif select>头像3</option>

<option value=../../../bbs/images/icon/4.gif select>头像4</option>

<option value=../../../bbs/images/icon/5.gif select>头像5</option>

<option value=../../../bbs/images/icon/6.gif select>头像6</option>

<option value=../../../bbs/images/icon/7.gif select>头像7</option>

<option value=../../../bbs/images/icon/8.gif select>头像8</option>

<option value=../../../bbs/images/icon/9.gif select>头像9</option>

<option value=../../../bbs/images/icon/10.gif select>头像10</option>

<option value=../../../bbs/images/icon/11.gif select>头像11</option>

<option value=../../../bbs/images/icon/12.gif select>头像12</option>

<option value=../../../bbs/images/icon/13.gif select>头像13</option>

<option value=../../../bbs/images/icon/14.gif select>头像14</option>

<option value=../../../bbs/images/icon/15.gif select>头像15</option>

<option value=../../../bbs/images/icon/16.gif select>头像16</option>

<option value=../../../bbs/images/icon/17.gif select>头像17</option>

<option value=../../../bbs/images/icon/18.gif select>头像18</option>

<option value=../../../bbs/images/icon/19.gif select>头像19</option>

<option value=../../../bbs/images/icon/20.gif select>头像20</option>

</select>

</td>

<td width="69">--> 静态</td>

</tr>

</table>

ASP数组方法:将下面的代码复制到<body>~</body>内

程序代码

<table cellpadding="2" width="241" cellspacing="2" border="0" >

<tr>

<td width="32" align="right"><img id=idface1 src="..../../../bbs/images/icon/1.gif" alt=个人形象代表 width="32" height="32"></td>

<td width="30" ><font class=cha2>头像</font></td>

<td width="62">

<select onChange="document.images['idface1'].src=options[selectedIndex].value;" >

<%

dim i

for i=1 to 20

%>

<option select value="../../../bbs/images/icon/<%=I%>.gif">头像<%=I%></option>

<%

next

%>

</select>

</td>

<td width="91"> --> ASP 数组 </td>

</tr>

</table>

共同点:

1、<img id=idface src="1.gif">// 都必须在默认的图片上赋一个ID号

2、<select onChange="document.images['idface'].src=options[selectedIndex].value;">// 再在下拉菜单中调用这个ID

......

</select>

不同点:

在静态的制作方法中:

程序代码

<select ......>

<option value=1.gif > 头像1 </option> // 直接在下拉菜单中的option选项中赋予路径

<option value=2.gif > 头像2 </option>

......

</select>

--------------------------------------------------------------------------------

在ASP数组 定义方法中:

程序代码

<select ......>

<% dim i // 定义数组 i

for i=1 to 20 // 定义 i 的值为1~20

%>

<option select value="<%=I%>.gif">头像<%=I%></option> // 显示第一条选项的值

<% next %> // 下一条

</select>

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