539956485

A1：

@echo off
set str=I love,bbs;bathome.net
for %%a in (%str%) do (goto main)
:main 
set str1=%str:~0,1%
set str2=%str:~2,4%
set str3=%str:~7,3%
set str4=%str:~11,7%
set str5=%str:~19,3%
echo %str1% %str2% %str3% %str4% %str5% 
pause
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A2：

@echo off
set str=I love,bbs;bathome.net
for %%a in (%str%) do (goto main)
:main 
set str1=%str:~19,3%
echo %str1%
pause
复制代码