shell模拟进度条
时间：2010-04-24 来源：chenwenming
#!/bin/bash
b=''
for ((i=0;$i<=100;i+=2))
do
printf "progress: [%-50s] %d%%\r" $b $i
sleep 0.1
b=#$b
done
echo
[root@gfs1 cwm]# sh she_t.sh
progress: [##################################################] 100%
b=''
for ((i=0;$i<=100;i+=2))
do
printf "progress: [%-50s] %d%%\r" $b $i
sleep 0.1
b=#$b
done
echo
[root@gfs1 cwm]# sh she_t.sh
progress: [##################################################] 100%
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