If 문
1 2 3 4 5 6 | if [ "$DISPLAY" == "localhost:0.0" ]then echo "DISPLAY is set"else echo "DISPLAY is not set"fi |
case 문
1 2 3 4 5 6 | case "$DISPLAY" in "localhost") echo "DISPLAY is set only host address";; "localhost:0") echo "DISPLAY is set (0)";; "localhost:0.0") echo "DISPLAY is set (0.0)";; *) echo "DISPLAY is not set";;esac |
while 문
1 2 3 4 5 6 | a=0while [ "$a" -lt 10 ]do echo $a ((a++))done |
until 문
1 2 3 4 5 6 | a=0until [ "$a" -eq 10 ]do echo $a ((a++))done |
for 문
1 2 3 4 5 6 7 8 | for i in 1 3 5do echo "outer: $i" for j in `seq 11 3 17` do echo "inner: $j" donedone |
1 2 3 4 | for file in /etc/*do ls $filedone |
