about CR/LF

liyanux

CR:Carriage Return(回车)
LF:Line Feed(换行)
windows use CR/LF to terminate line,*nix use LF,MAC uses CR.
if you tranfer windows file to unix.sometimes, you can see ^M at the end of each line in the file. ^M is CR sign in unix.
you can use tr or sed command to solve this problem.
windows -> Unix
tr -d '\r'  newfile
sed 's/.$//'
Unix->windows
sed -e 's/$/\r/' myunix.txt > mydos.txt
in VIM
:set ff:show the file format.
:set ff=unix:set the file format to unix.



本文来自ChinaUnix博客，如果查看原文请点：http://blog.chinaunix.net/u/9151/showart_2073029.html