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asp.net实现上传文件显示本地绝对路径的实例代码

程序员文章站 2024-03-31 16:44:46
页面代码主要就是jsview plaincopy to clipboardprint复制代码 代码如下:  ...
页面代码主要就是js
view plaincopy to clipboardprint
复制代码 代码如下:

<head runat="server">
    <title>无标题页</title>
    <mce:script language="javascript" type="text/javascript"><!-- 
    function imagesrc() 
    { 
    document.getelementbyid("image").src=document.all.fileupload1.value; 
    }    
// --></mce:script>
</head>
<body>
    <form id="form1" runat="server">
    <div>
    <img alt="\" id="image"  style="height:50px;width:50px" />
        <asp:fileupload id="fileupload1" runat="server" onchange="imagesrc()" />
        <br />
        <asp:button id="btnpost" runat="server"
            text="上传" onclick="btnpost_click" /></div>
    </form>
</body>
<head runat="server">
    <title>无标题页</title>
    <mce:script language="javascript" type="text/javascript"><!--
    function imagesrc()
    {
    document.getelementbyid("image").src=document.all.fileupload1.value;
    }
// --></mce:script>
</head>
<body>
    <form id="form1" runat="server">
    <div>
    <img alt="\" id="image"  style="height:50px;width:50px" />
        <asp:fileupload id="fileupload1" runat="server" onchange="imagesrc()" />
        <br />
        <asp:button id="btnpost" runat="server"
            text="上传" onclick="btnpost_click" /></div>
    </form>
</body>

defualt.aspx.cs代码
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复制代码 代码如下:

protected void btnpost_click(object sender, eventargs e) 
   { 
       string postname = server.mappath("image"); 
       string filename = fileupload1.filename; 
       //是否包含此文件 
       if (fileupload1.hasfile) 
       { 
           fileupload1.saveas(postname "/" filename);            
       } 
   }