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added 40 characters in body

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edited Nov 7, 2014 at 13:54

Some script with bash-builtins and assotiative array

declare -A F_TYPE
unset F_TYPE
while IFS=" ," read b c d f
do
  n="$b${c:+ $c}${d:+ $d}"
  F_TYPE[$n]=$[${F_TYPE[$n]}+1]
done < <(file -b *)
for i in "${!F_TYPE[@]}"
do
  echo "$i = ${F_TYPE[$i]}"
done
echo "Totally ${#F_TYPE[@]} types"

Some script with bash-builtins and assotiative array

declare -A F_TYPE
unset F_TYPE
while IFS=" ," read b c d f
do
  n="$b${c:+ $c}${d:+ $d}"
  F_TYPE[$n]=$[${F_TYPE[$n]}+1]
done < <(file -b *)
for i in "${!F_TYPE[@]}"
do
  echo "$i = ${F_TYPE[$i]}"
done

Some script with bash-builtins and assotiative array

declare -A F_TYPE
unset F_TYPE
while IFS=" ," read b c d f
do
  n="$b${c:+ $c}${d:+ $d}"
  F_TYPE[$n]=$[${F_TYPE[$n]}+1]
done < <(file -b *)
for i in "${!F_TYPE[@]}"
do
  echo "$i = ${F_TYPE[$i]}"
done
echo "Totally ${#F_TYPE[@]} types"

Source Link

answered Nov 7, 2014 at 13:38

Costas

Some script with bash-builtins and assotiative array

declare -A F_TYPE
unset F_TYPE
while IFS=" ," read b c d f
do
  n="$b${c:+ $c}${d:+ $d}"
  F_TYPE[$n]=$[${F_TYPE[$n]}+1]
done < <(file -b *)
for i in "${!F_TYPE[@]}"
do
  echo "$i = ${F_TYPE[$i]}"
done