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文章 2023-12-21 来自：开发者社区

linux|shell编程|shell脚本内的加减乘除运算实现和π值的计算示例

前言：shell脚本内的加减乘除是由于在编写kubernetes巡检脚本的时候，某些部分需要做一点简单的运算，突然发现我其实对这些不太熟悉。因此，查阅了一些资料，现在就加减乘除运算在shell脚本内如何应用做一个简单的总结，写的不对的地方请各位轻点喷一shell脚本的加减乘除基本实现首先，我们看一个错误的示范，简单的以+号连接两个整数变量#!/bin/bash a=10 b=11 echo $a....

文章 2022-02-15 来自：开发者社区

ruby和linux shell共同编程的示例

    有了shell为毛还要ruby呢？话不能这么说，有些小功能用ruby还是很方便的，比如说字符串的反转再加1功能用shell来写就比较麻烦.str="123456",我们定义一个反转后再+1的小方法： 2.1.5 :020 > class String 2.1.5 :021?> def r_add_1 2.1.5 :022?> replace rever...

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