求助文件合并

yinyuemi

1. awk ' NR==FNR{for(i=1;i<=NF;i++){a[i]=a[i]" "NR"|"$i}}NR>FNR{for(j=1;j<=NF;j++) {b[j]=b[j]" "($j~/[a-z]/?FNR:NR-1)"|"$j}} END{for (x=1;x<=NF;x++) {print a[x]"\n"b[x]}}' a.txt b.txt |awk '{for (i=2;i<=NF;i++) {a[$1]=a[$1]" "$i}} END {for (x in a) {print x,a[x]|"sort"}}' | awk '{for(i=1;i<=NF;i++){x=substr($i,1,1);a[x,NR]=substr($i,3);nf>i?nf=nf:nf=i;nr=NR}} END{for(m=1;m<=nf;m++) {for (n=1;n<=nr;n++) printf a[m,n]?a[m,n]" ":"0 ";print ""}}'
   

复制代码

a b c d e f g
1 2 9 7 0 0 0
4 5 8 9 0 0 0
5 3 6 1 0 0 0
9 0 0 7 2 4 3
4 0 0 9 3 7 4

yinyuemi

这个意思吧：
ly5066113 发表于 2011-01-06 22:05

    "FNR==1" 用得太巧妙了！！