; Script to duplicate a file with current date
dateString := A_YYYY . "-" . A_MM . "-" . A_DD
Loop %0%  ; For each parameter (or file dropped onto a script):
{
    SourcePath := %A_Index%  ; Fetch the contents of the variable whose name is contained in A_Index.
    SplitPath, SourcePath, OutFileName, OutDir, OutExtension, OutNameNoExt, OutDrive
    DestinationPath := OutDir . "\" . OutNameNoExt . "_" . dateString . "." . OutExtension
    
    FileCopy, %SourcePath%, %DestinationPath%, 1
}