sed如何删除文件每行的第二字符

chioason

最好是编写一个sed命令，谢谢！

chioason

sed 's/\(.\).\(.*\)/\1\2/' file
可怜，没有人回答，自己看半天书解决了.....................

晨想

sed 's/\(.\)./\1/g' file

yongjian

Post by 晨想
sed 's/\(.\)./\1/g' file

Don't think this is right. This is actually meaning delete every 2nd char after the matching char, not the samething as deleting THE 2nd char in each line.

1. /\(^.\)./

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would be better I think.