作业帮bat中IF NOT "%Choice%"=="" SET Choice=%Choice:0,1%
来源：学生作业帮助网 编辑：作业帮 时间：2024/11/19 06:30:01
x)KJ,ycsF~frBkD*aecjTO>;m|ټ90Ov>ٱ]
O7l|S^Rbk3!"`6x~Ϭ49y%
O=xtBOv(Xu:< 6 Iо
{Piӳl @
bat中IF NOT "%Choice%"=="" SET Choice=%Choice:0,1%
bat中IF NOT "%Choice%"=="" SET Choice=%Choice:0,1%
bat中IF NOT "%Choice%"=="" SET Choice=%Choice:0,1%
如果%Choice%不为空 就把%Choice:~0,1%赋给Choice
注释：if 如果not 取反%Choice% 变量名== 等于set 设置,构成
Choice 变量名= 赋值%Choice:~0,1% 配置参数