getmysessionid.bat

@echo off
setlocal enabledelayedexpansion
for /f "delims=" %%s in ('query session') do (
    set querysessionline=%%s
    set sessionmark=!querysessionline:~0,1!
    if "!sessionmark!" == ">" (
        set mysessionid=!querysessionline:~41,5!
        set mysessionid=!mysessionid: =!
        echo !mysessionid!
        exit /b !mysessionid!
    )
)