"Bash foreach 스타일"의 두 판 사이의 차이

2022년 1월 28일 (금) 13:26 판

FRUITS=(apple banana lemon)
for FRUIT in $FRUITS; do
	echo "[$FRUIT]"
done

ARR=(bash c python)
for VALUE in "${ARR[@]}"; do
	echo "[$VALUE]"
done

ARR=("John Smith" "Jane Doe" "Mike Barnes" "Kevin Patterson")
for VALUE in "${ARR[@]}"; do
	echo "[$VALUE]"
done

ARR=("John Smith" "Jane Doe" "Mike Barnes" "Kevin Patterson")
for i in "${!ARR[@]}"; do
	echo $i: ${ARR[$i]}
done

ARR=("John Smith" "Jane Doe" "Mike Barnes" "Kevin Patterson")
for i in "${!ARR[@]}"; do
	echo $((i+1)): ${ARR[$i]}
done

ARR=("John Smith" "Jane Doe" "Mike Barnes" "Kevin Patterson")
for i in "${!ARR[@]}"; do
	echo [$((i+1))/${#ARR[@]}] ${ARR[$i]}
done

@@ 3번째 줄: / 3번째 줄: @@
 <syntaxhighlight lang='bash' run>
-LANGUAGE=(bash c python)
+FRUITS=(apple banana lemon)
-for LANGUAGE in $LANGUAGES; do
+for FRUIT in $FRUITS; do
-	echo "[$LANGUAGE]"
+	echo "[$FRUIT]"
 done
 </syntaxhighlight>