Shell脚本编写进度条代码

#!/bin/bash

i=0
bar=''
index=0
lable=('|' '/' '-' '\')
while [ $i -le 100 ]
do
	printf "[%-100s][%d%%][%c]\r" "$bar" "$i" "${lable[$index]}"
	bar='#'$bar
	let i++
	let index++
	let index%=4
	usleep 100000
done

进度条代码实现细节