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#!/bin/bash echo -n count: tput sc count=0; while true; do if [ $count -lt 40 ]; then let count++; sleep 1; tput rc tput ed echo -n $count; else exit 0; fi done
tput sc 存储光标位置;
tput rc 恢复光标位置;
tput ed 清除从当前光标位置到行尾之间的所有内容
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原文地址:http://www.cnblogs.com/dytl/p/4439582.html