@echo off
set "Ymd=%date:~,4%%date:~5,2%%date:~8,2%"
E:\Study\software_design\php_web\env\wamp64\bin\mysql\mysql5.7.14\bin\mysqldump -u root --databases test laravue > E:\db_backup\bbs_%Ymd%.sql
@echo on
%date:~0,4%%date:~5,2%%date:~8,2%%time:~0,2%%time:~3,2%%time:~6,2%