Dim s As String=Guid.NewGuid().ToString().replace("-","")
Dim y As String =Date.Today.year.Tostring
Dim m As String=Date.Today.Month.Tostring
Dim fl As String = ProjectPath & "web\upload\" & y & "\" & m & "\" & s
Dim fl2 As String = "./upload/" & y & "/" & m & "/" & s
Dim bs As Byte() = Convert.FromBase64String(“Base64String”)
Dim stream As System.IO.Stream = New System.IO.MemoryStream(bs)
Dim bmp As System.Drawing.Bitmap = New System.Drawing.Bitmap(stream)
bmp.Save(fl & "." & hzs(2), System.Drawing.Imaging.ImageFormat.Jpeg)
图片保存过程中，如果文件路径（fl）中的文件夹不存在，图片就无法保存，怎么写校验这个路径是否存在，如果不存在，先新建？
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Post By：2018/8/16 19:44:00 [只看该作者]
