linux-tutorial/codes/shell/示例脚本/基本脚本/使用方括号执行数学运算.sh

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#!/bin/bash

var1=10
var2=50
var3=45
var4=$[ $var1 * ( $var2 - $var3 ) ]
echo 'The final result is '$var4
添加脚本 2019-05-10 11:17:57 +08:00			`#!/bin/bash`

			`var1=10`
			`var2=50`
			`var3=45`
format codes 2019-10-10 08:56:31 +08:00			`var4=$[ $var1 * ( $var2 - $var3 ) ]`
添加脚本 2019-05-10 11:17:57 +08:00			`echo 'The final result is '$var4`