Question

批处理cmd脚本设置日期时，取月初前一天时间无法取到月末时间.

批处理cmd脚本设置日期时，取月初前一天时间无法取到月末时间.set abc=%date:~0,4%%date:~5,2%%date:~8,2%
echo %abc%
set /a abcd=abc-2
abc取20180101 abcd应为20171231
如何进行设置可取正确时间，望解答

Answer 1

@echo off
echo Wscript.echo dateadd("d",-1,date)>vbs.vbs
set day=
for /f %%a in ('cscript //nologo vbs.vbs') do del vbs.vbs&&set day=%day% %%a
echo %day%
pause