#!/bin/bash和#!/bin/sh的区别

由一段简单的代码引起的思考：linux #!/bin/sh # Author:SongQiang # Create Time:Fri 08 Mar 2019 01:42:49 PM CST# File Name:条件.sh # Description read -p "Please input your age：" AGE [[ $AGE =~ ^[0-9]+$ ]] || { echo Age

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