Function Reference


FileGetSize

Returns the size of a file in bytes.

FileGetSize ( "filename" )

Parameters

filename Filename to check.

Return Value

Success: the size of the file in bytes.
Failure: 0 and sets the @error flag to non-zero.

Remarks

Does not work on directories.
Divide result by 1024 to get kilobyte equivalent, or divide by 1048576 to get megabyte equivalent.

Related

DriveSpaceTotal, FileGetAttrib, FileGetTime, FileGetVersion

Example

#include <MsgBoxConstants.au3>

Example()

Func Example()
    ; Retrieve the file size (in bytes) of the AutoIt executable.
    Local $iFileSize = FileGetSize(@AutoItExe)

    ; Display the file size and convert to a readable form.
    MsgBox($MB_SYSTEMMODAL, "", ByteSuffix($iFileSize))
EndFunc   ;==>Example

Func ByteSuffix($iBytes)
    Local $iIndex = 0, $aArray = [' bytes', ' KB', ' MB', ' GB', ' TB', ' PB', ' EB', ' ZB', ' YB']
    While $iBytes > 1023
        $iIndex += 1
        $iBytes /= 1024
    WEnd
    Return Round($iBytes) & $aArray[$iIndex]
EndFunc   ;==>ByteSuffix