💾 Archived View for senioradmin.de › barchart.sh captured on 2023-04-19 at 22:23:40.

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#!/bin/bash

# License: https://www.gnu.org/licenses/gpl-3.0.html

#set -x

bar="█"
csv="$1"
declare -i value=0

if [ "$csv" == "" ]; then
  echo "Usage: $0 <csv-file>"
  exit 1
fi


let max=0

while read n; do
  value=`echo $n|cut -d, -f2`
  if [ $max -lt $value ]; then max=$value; fi
done < $csv
echo "Max: $max"

while read n; do
  key=`echo $n|cut -d, -f1`
  value=`echo $n|cut -d, -f2`
  let hval=$value*100
  let bval=$hval/$max
  echo -en "$key \t"
  for ((i=1;i<=$bval;i++)); do
     echo -n "$bar"
  done
  echo " $value"
done < $csv