I wrote this very simple functions to parse command line arguments. It can get: Simple key/value Example. The following code: #include "cmdline.au3" MsgBox(0, _CmdLine_Get('color')) Will return "white" if you run the script in one of these ways (quotes are optional but mandatory if you're going to use spaces): script.exe -color "white" script.exe --color white script.exe /color white Existence Example. The following code: #include "cmdline.au3" If _CmdLine_KeyExists('givemecof