Change the working directory

@status current Introduced in 2.3.0

Parameters

• directory (string) New working directory

Return value

none

@status current Introduced in 2.9.0

Example

Parameters

Path to file or directory to be deleted

Return value

Returns FRESULT (e.g. 0=OK, 4=File not found, 5=Path not found, 6=Path invalid)

Return an iterator listing all the files and directories name in a directory

@status current Introduced in 2.5.0

Parameters

• directory (string) Working directory

Return value

none

Example

    local var y = 40
    for fname in dir("/SCRIPTS") do
        lcd.drawText(5,y, fname, TEXT_COLOR)
        y = y + 20
    end

Checks the existence of file or directory. If not exist, return nil. If exist, return the object information.

@status current Introduced in 2.5.0

Parameters

• path (string) path to the object

Return value

• table object info, table elements:

• size (number) file size

• attrib (number) file attribute flags

• time (table) table with last time modified date and times, table elements:

  • year (number) year

  • mon (number) month

  • day (number) day of month

  • hour (number) hours

  • hour12 (number) hours in US format

  • min (number) minutes

  • sec (number) seconds

  • suffix (text) am or pm

Example

  info = fstat("radio")
  if info ~= nil then
    if (info.attrib == AM_DIR) then
      print("is a directory")
    end

    size = info.size
    time = info.time
  end