awk 问题

beginner-bj

1. [root@branchtest_bak:/]#cat file
   
2. a b
   
3. c d
   
4. e f
   
5. g g
   
6. a b
   
7. c d
   
8. e f
   
9. g g
   
10. a b
    
11. c d
    
12. e f
    
13. g g
    
14. [root@branchtest_bak:/]#set -A month Jan Feb Mar Apr May Jun Jul Aug Sep Otc Nov Dec
    
15. [root@branchtest_bak:/]#echo ${month[@]}
    
16. Jan Feb Mar Apr May Jun Jul Aug Sep Otc Nov Dec
    
17. [root@branchtest_bak:/]#echo ${month[@]} |awk 'NR==FNR{for(i=1;i<=NF;i++){a[i]=$i}}NR!=FNR{print a[FNR],$0}' - file
    
18. Jan a b
    
19. Feb c d
    
20. Mar e f
    
21. Apr g g
    
22. May a b
    
23. Jun c d
    
24. Jul e f
    
25. Aug g g
    
26. Sep a b
    
27. Otc c d
    
28. Nov e f
    
29. Dec g g
    
30. [root@branchtest_bak:/]#

复制代码

beginner-bj

回复 11# beauty2003


    感觉没有更简洁的写法了。