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maybe something like this: File.WriteString(File.DirApp,"test.txt","this is the first line") '....' Dim sb As StringBuilder sb.Initialize sb.Append(File.ReadString(File.DirApp,"test.txt")).Append(CRLF).Append("this is the second line") File.WriteString(File.DirApp,"t
link: File.writestring() will create a new file (if it doesnot already exists) and if it exists it will overwrite the existing file. if you want to append
link: Today i'm playing with files but i have a question maybe someone can help. 110125 Acording File.OpenOutput if i set Append to True i will add new

I suggest using "xui.DefaultFolder" and File.ReadString, File.WriteString, etc. especially if you are writing a cross-platform application. Example: xui.SetDataFolder("YourFolderName") File.WriteString(xui.DefaultFolder,"filename","string")

Most simplest example: (from B4A IDE info) Write it: File.WriteString(File.DirRootExternal, "1.txt", "Some text") Read it: Dim text As String text = File.ReadString(File.DirRootExternal, "1.txt") See File object for more options

CSV - comma separated values format. The various StringUtils libraries include methods for loading and saving CSV files. However these methods have a few drawbacks: - They work with files instead of strings. This is especially problematic if the input is not UTF8 encoded. - As they are implemente

String.GetBytes -> returns the bytes representing the string. File.ReadBytes -> reads the file and return its raw content. Practically: File.WriteString(s) 'same as File.WriteBytes(s.GetBytes("utf8")) Dim b() As Byte = s.GetBytes("utf8") 'same as b = File.ReadBytes("file that we previously wrote"

Thanks @Erel it is working now perfectly File.WriteString(File.DirInternalCache, "command", "modprobe cifs" & CRLF & "modprobe aufs" & CRLF & "date 102902012020.55" & CRLF & "exit") 'Any commands via crlf, and exit at end
link: yes it is rooted. i tried this code but there is no result . how i can utilize this command (adb shell date 102902012020.55) in the following code:

File.WriteString overwrites the existing file. It doesn't append anything. If you want to append then open an OutputStream with Append parameter set to True and then use TextWriter to write the data. Don't forget to close it.
link: I am using the following code in the soubroutine: Sub Application_Error (Error As Exception, StackTrace As String) As Boolean Dim jo As JavaObjec
link: Yes i see the logs in a new email, but i can't save them in a local file. For example i am using the following code: Sub Application_Error (Error A

File.WriteString(File.DirRootExternal If File.Exists(File.DirRootExternal... vs. ibFTP.UploadFile(File.DirDefaultExternal It's not the same directoy!
link: xomBuild.Initialize("Activ") xomBuild.BuildFromString(str,"",Null) File.WriteString(File.DirRootExternal, "/clicklike/rating.xml", str

Combine(File.DirInternalCache, "command") File.WriteString(File.DirInternalCache, "runner", "su < " & Command) File.WriteString(File.DirInternalCache, "command", Command_in & CRLF & "exit") 'Any commands via crlf, and exit at end StdOut.Initialize StdErr.Initialize Result

To anyone with an explanation: I clicked on Help/Online Help, selected File/WriteString and copied the example: File.WriteString(File.DirRootExternal, "1.txt", "Some text") into a program as the first statement after the LoadLayout line. I then set a breakpoint on the line after that. After
link: Note that the permission is added automatically when you access File.DirRootExternal. You can check whether the external storage is writable with Fil
link: Could you try by adding in the Manifest Edit AddPermission(android.permission.WRITE_EXTERNAL_STORAGE)
link: I added this File.ExternalWritable line as you suggested. It responded with False. I am running this app in the Debug mode using the built-in virtual

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