#!/bin/bash
while true
do
echo " *** *** ">>~/lianxi.txt|cat ~/lianxi.txt
sleep 1
echo " ************ ">>~/lianxi.txt|cat ~/lianxi.txt
sleep 1
echo " ********** ">>~/lianxi.txt|cat ~/lianxi.txt
sleep 1
echo " ******** ">>~/lianxi.txt|cat ~/lianxi.txt
sleep 1
echo " ***** ">>~/lianxi.txt|cat ~/lianxi.txt
sleep 1
echo " *** ">>~/lianxi.txt|cat ~/lianxi.txt
sleep 1
echo " * ">>~/lianxi.txt|cat ~/lianxi.txt
sleep 1
echo " ">>~/lianxi.txt|cat ~/lianxi.txt
sleep 1
done

本文介绍了一个使用Bash脚本进行无限循环,并在每次循环中向指定文件追加不同长度星号字符串的示例。通过此脚本,可以观察到文件内容随时间逐渐变化的过程。
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