<script src="jquery-1.7.1.js" type="text/javascript"></script> <script src="ajaxfileupload.js" type="text/javascript"></script>
<body> <p><input type="file" id="file1" name="file" /></p> <input type="button" value="上传" /> <p><img id="img1" alt="上传成功啦" src="" /></p> </body>
<script src="jquery-1.7.1.js" type="text/javascript"></script>
<script src="ajaxfileupload.js" type="text/javascript"></script>
<script type="text/javascript">
$(function () {
$(":button").click(function () {
ajaxFileUpload();
})
})
function ajaxFileUpload() {
$.ajaxFileUpload
(
{
url: '/upload.aspx', //用于文件上传的服务器端请求地址
secureuri: false, //是否需要安全协议,一般设置为false
fileElementId: 'file1', //文件上传域的ID
dataType: 'json', //返回值类型 一般设置为json
success: function (data, status) //服务器成功响应处理函数
{
$("#img1").attr("src", data.imgurl);
if (typeof (data.error) != 'undefined') {
if (data.error != '') {
alert(data.error);
} else {
alert(data.msg);
}
}
},
error: function (data, status, e)//服务器响应失败处理函数
{
alert(e);
}
}
)
return false;
}
</script>
protected void Page_Load(object sender, EventArgs e)
{
HttpFileCollection files = Request.Files;
string msg = string.Empty;
string error = string.Empty;
string imgurl;
if (files.Count > 0)
{
files[0].SaveAs(Server.MapPath("/") + System.IO.Path.GetFileName(files[0].FileName));
msg = " 成功! 文件大小为:" + files[0].ContentLength;
imgurl = "/" + files[0].FileName;
string res = "{ error:'" + error + "', msg:'" + msg + "',imgurl:'" + imgurl + "'}";
Response.Write(res);
Response.End();
}
}
public class HomeController : Controller
{
public ActionResult Index()
{
return View();
}
public ActionResult Upload()
{
HttpFileCollection hfc = System.Web.HttpContext.Current.Request.Files;
string imgPath = "";
if (hfc.Count > 0)
{
imgPath = "/testUpload" + hfc[0].FileName;
string PhysicalPath = Server.MapPath(imgPath);
hfc[0].SaveAs(PhysicalPath);
}
return Content(imgPath);
}
}
<html>
<head>
<script src="/jquery-1.7.1.js" type="text/javascript"></script>
<script src="/ajaxfileupload.js" type="text/javascript"></script>
<script type="text/javascript">
$(function () {
$(":button").click(function () {
if ($("#file1").val().length > 0) {
ajaxFileUpload();
}
else {
alert("请选择图片");
}
})
})
function ajaxFileUpload() {
$.ajaxFileUpload
(
{
url: '/Home/Upload', //用于文件上传的服务器端请求地址
secureuri: false, //一般设置为false
fileElementId: 'file1', //文件上传空间的id属性 <input type="file" id="file" name="file" />
dataType: 'HTML', //返回值类型 一般设置为json
success: function (data, status) //服务器成功响应处理函数
{
alert(data);
$("#img1").attr("src", data);
if (typeof (data.error) != 'undefined') {
if (data.error != '') {
alert(data.error);
} else {
alert(data.msg);
}
}
},
error: function (data, status, e)//服务器响应失败处理函数
{
alert(e);
}
}
)
return false;
}
</script>
</head>
<body>
<p><input type="file" id="file1" name="file" /></p>
<input type="button" value="上传" />
<p><img id="img1" alt="上传成功啦" src="" /></p>
</body>
</html>
public class HomeController : Controller
{
public ActionResult Index()
{
return View();
}
public ActionResult Upload()
{
NameValueCollection nvc = System.Web.HttpContext.Current.Request.Form;
HttpFileCollection hfc = System.Web.HttpContext.Current.Request.Files;
string imgPath = "";
if (hfc.Count > 0)
{
imgPath = "/testUpload" + hfc[0].FileName;
string PhysicalPath = Server.MapPath(imgPath);
hfc[0].SaveAs(PhysicalPath);
}
//注意要写好后面的第二第三个参数
return Json(new { Id = nvc.Get("Id"), name = nvc.Get("name"), imgPath1 = imgPath },"text/html", JsonRequestBehavior.AllowGet);
}
}
<html>
<head>
<script src="/jquery-1.7.1.js" type="text/javascript"></script>
<script src="/ajaxfileupload.js" type="text/javascript"></script>
<script type="text/javascript">
$(function () {
$(":button").click(function () {
if ($("#file1").val().length > 0) {
ajaxFileUpload();
}
else {
alert("请选择图片");
}
})
})
function ajaxFileUpload() {
$.ajaxFileUpload
(
{
url: '/Home/Upload', //用于文件上传的服务器端请求地址
type: 'post',
data: { Id: '123', name: 'lunis' }, //此参数非常严谨,写错一个引号都不行
secureuri: false, //一般设置为false
fileElementId: 'file1', //文件上传空间的id属性 <input type="file" id="file" name="file" />
dataType: 'json', //返回值类型 一般设置为json
success: function (data, status) //服务器成功响应处理函数
{
alert(data);
$("#img1").attr("src", data.imgPath1);
alert("你请求的Id是" + data.Id + " " + "你请求的名字是:" + data.name);
if (typeof (data.error) != 'undefined') {
if (data.error != '') {
alert(data.error);
} else {
alert(data.msg);
}
}
},
error: function (data, status, e)//服务器响应失败处理函数
{
alert(e);
}
}
)
return false;
}
</script>
</head>
<body>
<p><input type="file" id="file1" name="file" /></p>
<input type="button" value="上传" />
<p><img id="img1" alt="上传成功啦" src="" /></p>
</body>
</html>
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