myFileType == "image/gif" || myFileType == "image/jpg" || myFileType == "image/bmp" || myFileType == "image/jpeg" || myFileType == "image/png"newext.Substring(1) == "gif" || newext.Substring(1) == "jpg" || newext.Substring(1) == "bmp" || newext.Substring(1) == "jpeg" || newext.Substring(1) == "png" 如何添加flv呢?该加什么代码?是不是就加代码就行了?还需要其他么?
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newext.Substring(1) == "flv"
//取得文件扩展名
string newext = nam.Substring(i);
newext = newext.ToLower();
string myFileType = myFile.PostedFile.ContentType.ToLower(); if (myFileType == "image/gif" || myFileType == "image/jpg" || myFileType == "image/bmp" || myFileType == "image/jpeg" || myFileType == "image/png")
{
if (newext.Substring(1) == "gif" || newext.Substring(1) == "jpg" || newext.Substring(1) == "bmp" || newext.Substring(1) == "jpeg" || newext.Substring(1) == "png" )
{ if (newext.Substring(1) == "swf")
{ Format.Text = "1"; }
else { Format.Text = "2"; } DateTime now = DateTime.Now;
string newname = now.ToString().Replace(" ", "").Replace("-", "").Replace(":", "") + myFile.PostedFile.ContentLength.ToString();
myFile.PostedFile.SaveAs(Server.MapPath("../count/img/" + newname + newext));
ImgAddress.Text = "/count/img/" + newname + newext; }
else
{ Response.Write("<script>alert ('只允许上传 gif,jpg,bmp,swf 格式的文件')</"); Response.Write("script>"); }
}
else
{ Response.Write("<script>alert ('格式不对 只允许上传图片和 flash 的文件 ')</"); Response.Write("script>"); }
麻烦你了.
File myFile = new File();
string newext = nam.Substring(i);
newext = newext.ToLower();
string myFileType = myFile.PostedFile.ContentType.ToLower();
if (myFileType == "image/gif" || myFileType == "image/jpg" || myFileType == "image/bmp" || myFileType == "image/jpeg" || myFileType == "image/png")
{
if (newext.Substring(1) == "gif" || newext.Substring(1) == "jpg" || newext.Substring(1) == "bmp" || newext.Substring(1) == "jpeg" || newext.Substring(1) == "png")
{ if (newext.Substring(1) == "swf")
{ Format.Text = "1"; }
else { Format.Text = "2"; } DateTime now = DateTime.Now;
string newname = now.ToString().Replace(" ", "").Replace("-", "").Replace(":", "") + myFile.PostedFile.ContentLength.ToString();
myFile.PostedFile.SaveAs(Server.MapPath("../count/img/" + newname + newext));
ImgAddress.Text = "/count/img/" + newname + newext; }
else
{ Response.Write("<script>alert ('只允许上传 gif,jpg,bmp,swf 格式的文件')</"); Response.Write("script>"); }
}
else if(newext.Substring(1) == "flv"||newext.Substring(1) == "swf")
{
//如果不知道类型 只能这么操作了!!
}
else
{ Response.Write("<script>alert ('格式不对 只允许上传图片和 flash 的文件 ')</"); Response.Write("script>"); }