Create unique file name Windows batch

Question

I have seen many posts about creating a unique filename from the naive %TIME% to the plausible (but insufficient) %RANDOM%. Using wmic os get localdatetime is m

Answer 1

I like Aacini's JScript hybrid solution. As long as we're borrowing from other runtime environments, how about using .NET's System.GUID with PowerShell?

@echo off
setlocal

for /f "delims=" %%I in ('powershell -command "[string][guid]::NewGuid()"') do (
    set "unique_id=%%I"
)

echo %unique_id%