sed/awk与unix命令等价代码

时间：2008-05-29 来源：liyf0371

代码:

------------------------------------------------------------------------------- cat | sed ':' cat -s | sed '/./,/^$/!d' tac | sed '1!G;h;$!d' grep | sed '/patt/!d' grep -v | sed '/patt/d' head | sed '10q' head -1 | sed 'q' tail | sed -e ':a' -e '$q;N;11,$D;ba' tail -1 | sed '$!d' tail -f | sed -u '/./!d' cut -c 10 | sed 's/\(.\)\{10\}.*/\1/' cut -d: -f4 | sed 's/\(\([^:]*\):\)\{4\}.*/\2/' tr A-Z a-z | sed 'y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/' tr a-z A-Z | sed 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/' tr -s ' ' | sed 's/ \+/ /g' tr -d '\012' | sed 'H;$!d;g;s/\n//g' wc -l | sed -n '$=' uniq | sed 'N;/^\(.*\)\n\1$/!P;D' rev | sed '/\n/!G;s/\(.\)\(.*\n\)/&\2\1/;//D;s/.//' basename | sed 's,.*/,,' dirname | sed 's,[^/]*$,,' xargs | sed -e ':a' -e '$!N;s/\n/ /;ta' paste -sd: | sed -e ':a' -e '$!N;s/\n/:/;ta' cat -n | sed '=' | sed '$!N;s/\n/ /' grep -n | sed -n '/patt/{=;p;}' | sed '$!N;s/\n/:/' cp orig new | sed 'w new' orig[/code:1:739eb4cef5] -------------------------------------------------------------------------------

awk与unix 命令等价代码
特此感谢作者:飞灰橙

代码:

------------------------------------------------------------------------------- cat |awk '{print}' cat -s |awk '{blank = NF == 0 ? ++blank : 0; if (blank <= 1) print;}' tac |awk '{t[NR] = $0;}END{for (i = NR; i >= 1; i--) print t[i];}' grep patten |awk '/patten/{print}' grep -v patten |awk '! /patten/{print}' head |awk 'NR <= 10 {print}' 24.sh head -1 |awk '{print; exit; }' 24.sh tail |awk '{t[n++ % 10] = $0}END{for (i = 0; i < 10; i++) print t[n++ % 10];}' tail -1 |awk '{t = $0}END{print t}' cut -c 10 |awk '{print substr($0, 10, 1)}' cut -d: -f4 |awk -F: '{if (NF > 1) print $4; else print;}' tr A-Z a-z |awk '{print tolower($0);}' se.sh tr a-z A-Z |awk '{print toupper($0);}' se.sh tr -s ' ' |awk '{print gensub(" +", " ", "g")}' tr -d '\012' |awk '{printf "%s", $0}' wc -l |awk 'END{printf "% 7d\n", NR-1}' uniq |awk '{if (NR == 1 || ln != $0) print; ln = $0;}' rev |awk '{l = ""; for (i = length($0); i > 0; i--) printf "%c", substr($0, i, 1); print "";}' basename |awk -F'/' '{print $NF}' dirname |awk -F'/' '{if (NF <= 1) printf "."; else {OFS="/"; $NF=""; printf "%s", substr($0, 1, length($0) - 1);}}' xargs |awk '{printf "%s ", $0}END{print}' paste -sd: |awk 'NR > 1{printf ":%s", $0}' cat -n |awk '{printf "% 6d %s\n", NR, $0}' grep -n |awk '/ss/{print NR":"$0}' cp orig new |awk '{print > "new"}' orig -------------------------------------------------------------------------------