display gzipped size of files

gzipped.sh

# put this in your ~/.bashrc
gzipped() {
  if [ -z $1 ]; then
    echo "No file specified"
  else
    b=$(gzip -c $1 | wc -c)
    echo "$b B"
    KB=$(awk "BEGIN {printf \"%.2f\n\", $b/1024}")
    echo "$KB KB"
    MB=$(awk "BEGIN {printf \"%.2f\n\", $b/1024/1024}")
    echo "$MB MB"
  fi
}

usage.md

$ gzipped ./zxcvbn.js
398447 B
389.11 KB
0.38 MB