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Shell练习（十）-kindy个人博客
source link: http://blog.51cto.com/11924224/2083246
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习题1：用户交互脚本要求：写一个脚本，执行后，打印一行提示“Pleaseinputanumber:”，要求用户输入数值，然后打印出该数值，然后再次要求用户输入数值。直到用户输入”end”停止。参考答案：#!/bin/bash#date：2018年3月5日while:doread-p"Pleaseinputanumber:(endforexit)"nnum=`echo$n|sed-r's/[0-9]
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