如何把最终输出的 list.txt 每行后面的空格和日期删除掉???
----------------------------------------------------------
c:\my\ab.exe 2007.10.26
d:\cde.com 2007.1.1
c:\f.bat 2007.1.3
----------------------------------------------------------
↓
----------------------------------------------------------
c:\my\ab.exe
d:\cde.com
c:\f.bat
----------------------------------------------------------
----------------------------------------------------------
c:\my\ab.exe 2007.10.26
d:\cde.com 2007.1.1
c:\f.bat 2007.1.3
----------------------------------------------------------
↓
----------------------------------------------------------
c:\my\ab.exe
d:\cde.com
c:\f.bat
----------------------------------------------------------

