grep更适合单纯的查找或匹配文本，sed更适合编辑匹配到的文本，awk更适合格式化文本，对文本进行较复杂格式处理。 1、grep 1.1 什么是grep和egrep Linux 系统中grep命令是一种强大的文本搜索工具，它能使用正则表达式搜索文本，并把匹配的行打印出来（匹配到的标红）。

The everlastingly useful grep command can change its character with the flip of a switch to help you find things. The grep command – likely one of the first ten commands that every Unix user ...

I often profess that Linux can be used without the command line, but at some point, you might want to learn it anyway. When you do, consider these commands.

The grep command offers interesting options to help you find what you want from text files. The grep command makes it easy to find strings in text files on Linux systems, but that’s just a start.

Learn how to search inside files in Linux using grep, find, and ripgrep. Useful to debug configs, search logs, and explore codebases fast.

The grep command is a handy, reliable tool for searching for files or information. This tutorial illustrates 10 ways to take advantage of its power and flexibility.

These commands wield significant power, and seem to be two of the most commonly used commands for the Ubuntu Linux command line. I mentioned ‘grep’ in passing yesterday.

As a freelance web dev, most of my time spent on a Linux command line was setting up the servers (so, hopefully-do-once-and-forget-about-it stuff) and then running the most basic of commands.