代码如下:
#!/bin/bash
COUNTER=0
_R=0
_C=`tput cols`
_PROCEC=`tput cols`
tput cup $_C $_R
printf "["
while [ $COUNTER -lt 100 ]
do
COUNTER=`expr $COUNTER + 1`
sleep 0.1
printf "=>"
_R=`expr $_R + 1`
_C=`expr $_C + 1`
tput cup $_PROCEC 101
printf "]%d%%" $COUNTER
tput cup $_C $_R
done
printf "n"