escape character in unix shell script

 Create a script Linux has many different shells, but we usually use Bash (Bourne again shell) for shell programming, because Bash is free and easy to use. So in this article, all the scripts provided by the author use Bash (but in most cases,

UNIX Environment Advanced Programming read Chapter Three, encountered many redirects and other shell commands. When I think about Linux, it seems necessary to go ahead. Have seen a "embedded Linux software and hardware development detailed" This

Shell programming BASICS (from the UBUNTU Forum) (12:49:20) Reprinted Tags:Shell Classification: programming (C ++) Http://wiki.ubuntu.org.cn/Shell%E7%BC%96%E7%A8%8B%E5%9F%BA%E7%A1%80 Why shell programming?In Linux, although there

English title: Useful one-line SCRIPTS for SED (Unix stream editor)Original title: HANDY one-liners for SED (Unix stream editor) Finishing: Eric pement-e-mail: pemente[at]northpark[dot]edu version 5.5Translator: Joe-e-mail: hq00e[at]126[dot]com The

I. Basic Shell syntax1. VariablesBy convention, Shell variables are composed of uppercase letters and underscores (_). There are two types of Shell variables:Environment VariableEnvironment variables can be transmitted from the parent process to the

Create a scriptThere are many different shells in Linux, but usually we use Bash (Bourne again shell) for Shell programming because bash is free and easy to use. So the script I've provided in this article is all about using bash (but in most cases

Why shell programming? In Linux, although there are a variety of graphical interface tools, ghost is still a very flexible tool. Shell is not only a collection of commands, but also a very good programming language. You can use shell to automate a

Document directory Variable assignment and reference If sentence & | Operator Case statement Select statement ============================================== = While/for Loop Quotation marks Binary to decimal conversion Circular file copy

Efficient Shell-Shell special character Summarization in Linux In Linux, shell commands are used in any case. In actual use of Shell, it is easy to get started with programming experience, but it is slightly difficult to use the symbols in shell,

1. Linux Scripting Basics 1.1 Basic Introduction to grammar 1.1.1 Start The program must start with the following line (must be on the first line of the file): #!/bin/sh The symbolic #! is used to tell the system that the parameters behind it