shell编程第二讲

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一、第一个scripts

#!/bin.bash#Program:# this scripts is used to print hello worldPATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/binexport PATHecho "helloworld"exit 0

二、第二个scripts

#!/bin/bash#Program:# this scripts is used to print hello worldPATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/binexport PATHread -p "please input your xing: " xingread -p "please input your bei: " beiread -p "please input your ming: " mingecho "your name is : "$xing $bei$ming

三、第三个scripts

#!/bin/bash#Program:# this scripts is used to print hello worldPATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/binexport PATHread -p "please input a filename :" filenamefile1="$filename""one"file2="$filename""two"dir="$filename""three"touch $file1touch $file2mkdir $dir

四、第四个scripts

#!/bin/bash#Program:# this scripts is used to print hello worldPATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/binexport PATHread -p "please input first number: " firstnumread -p "please input second number: " secondnumtotal=$(($firstnum*$secondnum))echo "$firstnum * $secondnum is $total"

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