当前文件夹下的所有 .mp4 文件，转换成一个 js 的 object

list.sh

echo '[' > output.js

for item in `ls *.mp4`
do
  if [ "$item" = "list.sh" ]
  then
    continue
   fi
  echo """  {
    title: 'xxx',
    link: '$item'
  },""">>output.js
done

echo ']' >>output.js