bash shell 批次更改圖片檔名範例

#!/bin/bash

files="img-1*"
start=1
rename=1
echo $count

for i in `ls $files`
do
  echo $i
  rename=$(($start * 2 - 1))
  #rename=$(($start * 2))
  start=$(($start + 1))
  echo $rename
  refilename=`printf "%02u" $rename`
  mv $i $refilename.tif

done