いまさらcmdだけど... Batch: Timestamp to UNIX Time - Stack Overflow create a .bat file called "getUtime.bat" @echo off echo WScript.Echo(new Date().getTime()); > %temp%\time.js cscript //nologo %temp%\time.js del %temp%\time.js and call like this "C:\>getUTime" 1430894237616