bat基本用法

Qter

给变量赋值：set qAdb="d:\Program Files (x86)\android-sdks\platform-tools\adb.exe"  
echo ADB.exe绝对路径是: %qAdb%  


取当前时间赋值：
set logFileName= %date:~0,10%MSVC2013_64bit.log
echo logFileName的值: 2018/04/17MSVC2013_64bit.log
set logFileName=%DATE:~0,4%%DATE:~5,2%%DATE:~8,2%%TIME:~0,2%%TIME:~3,2%%TIME:~6,2%MSVC2013_64bit.log
logFileName: 20180417225347MSVC2013_64bit.log

注意：变量名和=之间不能用空格