绿叶萌飞 - 博客园

摘要：流程控制：case 分支In this chapter, we will continue to look at flow control. In Chapter 28, we constructedsome simple menus and built the lo... 阅读全文

posted @ 2018-07-13 09:53 绿叶萌飞阅读(159) 评论(0) 推荐(0) 编辑

摘要：疑难排解As our scripts become more complex, it’s time to take a look at what happens whenthings go wrong and they don’t do what we want. I... 阅读全文

posted @ 2018-07-13 09:53 绿叶萌飞阅读(157) 评论(0) 推荐(0) 编辑

摘要：流程控制：while/until 循环In the previous chapter, we developed a menu-driven program to produce various kindsof system information. The prog... 阅读全文

posted @ 2018-07-13 09:52 绿叶萌飞阅读(267) 评论(0) 推荐(0) 编辑

摘要：读取键盘输入The scripts we have written so far lack a feature common in most computer programs —interactivity. That is, the ability of the p... 阅读全文

posted @ 2018-07-12 11:34 绿叶萌飞阅读(188) 评论(0) 推荐(0) 编辑

摘要：流程控制：if 分支结构In the last chapter, we were presented with a problem. How can we make our reportgenerator script adapt to the privileges ... 阅读全文

posted @ 2018-07-12 11:33 绿叶萌飞阅读(145) 评论(0) 推荐(0) 编辑

摘要：自顶向下设计As programs get larger and more complex, they become more difficult to design, codeand maintain. As with any large project, it i... 阅读全文

posted @ 2018-07-12 11:33 绿叶萌飞阅读(137) 评论(0) 推荐(0) 编辑

摘要：启动一个项目Starting with this chapter, we will begin to build a program. The purpose of this projectis to see how various shell features ar... 阅读全文

posted @ 2018-07-12 11:32 绿叶萌飞阅读(90) 评论(0) 推荐(0) 编辑

摘要：编写第一个 Shell 脚本In the preceding chapters, we have assembled an arsenal of command line tools. Whilethese tools can solve many kinds of ... 阅读全文

posted @ 2018-07-12 11:32 绿叶萌飞阅读(218) 评论(0) 推荐(0) 编辑

摘要：编译程序In this chapter, we will look at how to build programs by compiling source code.The availability of source code is the essential f... 阅读全文

posted @ 2018-07-12 11:31 绿叶萌飞阅读(218) 评论(0) 推荐(0) 编辑

摘要：打印After spending the last couple of chapters manipulating text, it’s time to put that text on paper. In this chapter, we’ll look at th... 阅读全文

posted @ 2018-07-12 11:31 绿叶萌飞阅读(150) 评论(0) 推荐(0) 编辑