Using the wrong array reference syntax? Let's find out

hash-files

@@ -70,8 +70,7 @@ echo "Keys of interest:"
 echo ${keys_of_interest[@]}
 echo "==========================================="
 for key in ${keys_of_interest[@]};do
-	echo "Key $key is ${keys_of_interest[$key]}"
+	csv_columns+=( $key )
-	csv_columns+=( ${keys_of_interest[$key]} )
 done
 ## Print columns to first line of csv
 echo "======= CSV Columns ========"