摘要:
if exist C:\Python27 ::空格 ( ::(与if在同一行 echo file %python_exe% exist ) ::空格 else ::空格 ( ::默认安装目录为C:\Python27 ECHO Start to install python-2.7.3.amd64 ) 阅读全文
摘要:
@ECHO OFF ::定于初始变量SET python_home=C:\Python27SET python_exe=%python_home%\python.exe ::判断python是否安装if exist %python_exe% ( echo file %python_exe% is e 阅读全文