리눅스 여러 줄 출력을 배열에 담기

1 개요

Store multi-line output into an array in a Linux bash script
Bash 여러 줄 출력을 배열에 담기
리눅스 여러 줄 출력을 배열에 담기

IFS=$'\n' 배열변수명=(`명령어`)

2 실습

[root@zetawiki ~]# df
Filesystem           1K-blocks      Used Available Use% Mounted on
/dev/mapper/VolGroup00-LogVol00
                      27678892  18857720   7392488  72% /
/dev/xvda1              101086     36768     59099  39% /boot
tmpfs                   524288         0    524288   0% /dev/shm

[root@zetawiki ~]# IFS=$'\n' ARR=(`df`)
[root@zetawiki ~]# for VALUE in "${ARR[@]}"; do echo "<---- $VALUE ---->"; done
<---- Filesystem           1K-blocks      Used Available Use% Mounted on ---->
<---- /dev/mapper/VolGroup00-LogVol00 ---->
<----                       27678892  18857720   7392488  72% / ---->
<---- /dev/xvda1              101086     36768     59099  39% /boot ---->
<---- tmpfs                   524288         0    524288   0% /dev/shm ---->

[root@zetawiki ~]# echo ${ARR[0]}
Filesystem           1K-blocks      Used Available Use% Mounted on
[root@zetawiki ~]# echo ${ARR[1]}
/dev/mapper/VolGroup00-LogVol00

3 같이 보기

4 참고