Data commit

Task/Collections/UNIX-Shell/collections-1.sh

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+a_index=(one two three)           # create an array with a few elements
+a_index+=(four five)              # append some elements
+a_index[9]=ten                   # add a specific index
+for elem in "${a_index[@]}"; do   # interate over the elements
+    echo "$elem"
+done
+for idx in "${!a_index[@]}"; do   # interate over the array indices
+    printf "%d\t%s\n" $idx "${a_index[idx]}"
+done

Task/Collections/UNIX-Shell/collections-2.sh

@@ -0,0 +1,9 @@
+declare -A a_assoc=([one]=1 [two]=2 [three]=3)    # create an array with a few elements
+a_assoc+=([four]=4 [five]=5)                      # add some elements
+a_assoc[ten]=10
+for value in "${a_assoc[@]}"; do                  # interate over the values
+    echo "$value"
+done
+for key in "${!a_assoc[@]}"; do                   # interate over the array indices
+    printf "%s\t%s\n" "$key" "${a_assoc[$key]}"
+done

Task/Collections/UNIX-Shell/collections-3.sh

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+declare -A

Task/Collections/UNIX-Shell/collections-4.sh

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+typeset -A