<a title=“flymeteor@Blog � Sed 与 Linux 等价命令代码鉴赏” href=“http://flymeteor.wordpress.com/2005/12/15/sed-%e4%b8%8e-linux-%e7%ad%89%e4%bb%b7%e5%91%bd%e4%bb%a4%e4%bb%a3%e7%a0%81%e9%89%b4%e8%b5%8f/">flymeteor@Blog � Sed 与 Linux 等价命令代码鉴赏

basename sed ’s/(.)/([^/])/\2/’ or sed ’s,./,,' cat sed ’’ or sed -n ‘1,$p’ or sed ‘1,$!d’ cat -s sed ‘/./,/^$/!d’ cat -n sed ‘=’ | sed ‘N;s/\n/\t/;s/^/ &/’ or sed ‘=’ | sed ‘$!N;s/\n/ /’ cat -E sed ’s/$/$/’ cat -t sed ’s/\t/^I/g’ cut -c n sed ’s/(.){n}./\1/’ or sed ’s/^.{(n-1)}//g;s/(.)(.)/\1/g’ cut -c x-y sed ’s/(^.{y})(.)/\1/g;s/^.{(x-1)}//’ cut -d| -f6 sed ’s/(([^|])|){6}./\2/' cp file1 file2 sed ‘w file2’ file1 expand -t 1 sed ’s/\t/ /g’ dirname sed ’s/(.)/([^/])/\1/’ or sed ’s,[^/]$,,' grep patten sed -n ‘/patten/p’ or sed ‘/patten/!d’ grep -v patten sed -n ‘/patten/!p’ or sed ‘/pateen/d’ grep -n patten sed -n ‘/patten/{=;p}’| sed ‘N;s/\n/:/’ head sed -n ‘1,10p’ head -1 sed -n ‘1p’ or sed ‘q’ head -Number sed ‘1,Number!d’ or sed ‘Numberq’ paste -s file1 file2 sed ‘:a;N;s/\n/\t/;ba;’ file1 file2 | sed ’s/\t\t/\n/’ paste -sdstr sed ‘:a;N;s/\n/str/;ba’ rev sed ‘/\n/!G;s/(.)(.\n)/&\2\1/;//D;s/.//’ tac sed -n ‘1! G;$p;h’ or sed -n ‘G;$p;h’ tail -1 sed -n ‘$p’ or sed ‘$!d’ tail -Number sed ‘:t;$q;N;(Number 1),$D;bt’ tail -f sed -u ‘/./!d’ tr “\n” " " sed ‘:a;N;s/\n/ /;ba’ tr “A-Z” “a-z” sed ‘y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/’ tr “a-z” “A-Z” sed ‘y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/’ tr -d “12” sed ‘:a;N;s/\n//;ba’ or sed ‘:a;N;s/(^.)\n(.)/\2\1/;ba’ tr -s ‘x’ sed ’s/(x)(x{1,})/\1/’ tr -s ’ ’ sed ’s/ \ / /g’ uniq -u sed ‘$b;N;/^(.)\n\1$/ ! {P;D};:c;$d;s/.\n//;N;/^(.)\n\1$/{bc};D’ uniq sed ‘N;/^(.)\n\1$/!P;D’ wc -l sed -n ‘$=’ wc -c sed ‘:a;s/./&\n/;P;D;/.{2,}\n/ba’ t|sed -n ‘$=’ wc -w sed ’s/ /\n/g’ | sed -n ‘$=’ xargs sed ‘:a;N;s/\n/ /;ba’ or sed -e ‘:a’ -e ‘$!N;s/\n/ /;ta’