FIND grep的意思|示意

Grep can find fixed sequences of characters and can even ignore case with the -i option.

grep可以查找具有固定顺序的字符组合，甚至可以通过使用- i选项来忽略大小写。

When you run through the above, you'll find that the first four applications use the same regexp you used with grep in Listing 4, but the regexps for sed and vim are just a little different.

执行上面的步骤时，将发现前四个应用程序使用的regexp与清单4中的grep使用的完全相同，而sed和vim的regexp仅有一点差别。

The command searches your entire home directory (find /home/joe) to find all regular files (-type f) with the suffix .txt, and then runs the grep command to search for the string Monthly Report.

该命令将搜索整个 home 目录 (find /home/joe) 以查找所有的常规文件 (-type f) 中具有后缀 .txt 的文件，然后运行 grep 命令来搜索字符串 Monthly Report。

For example, a simple grep command can help you find files that match certain search criteria.

例如，一个简单的grep命令能够帮助您找到匹配特定搜索条件的文件。

The file name is missing because find called grep once for each file, and grep is smart enough to know that if you only give it one file name, then you don't need it to tell you what file it was.

缺少了文件名，因为 find 为每个文件调用 grep 一次，而 grep 非常智能，能够知道您是不是仅提供文件名，您不需要它告诉您是哪个文件。

Through the paintbrush example, you learned how to navigate the source tree and use grep to find to find the code that implements the features you want to modify.

通过这个画笔示例，您了解到如何导航源代码树以及使用grep来查找实现您想修改的特性的代码。