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Basic syntax for BASH
The simplest example of--hello world!
About input, output, and error outputs
Rules for variables in BASH (similarities and differences with C language)
Basic Process Control syntax in BASH
Use of
Basic syntax for BASH
The simplest example of--hello world!
About input, output, and error outputs
Rules for variables in BASH (similarities and differences with C language)
Basic Process Control syntax in BASH
Use of
The simplest example of--hello world!
About input, output, and error outputs
Rules for variables in BASH (similarities and differences with C language)
Basic Process Control syntax in BASH
Use of functions
2.1 Simplest example
Here's what bash is about, including Bash's color code, Bash's four-class files, how variables are handled in bash, array variables, the shell's procedural programming language, and some simple scripting examples.One, bash color display rules (color
Shell commonly known as shell (used to distinguish from the kernel), refers to the "user interface to provide users" command parser (software). It is similar to DOS command and later cmd.exe. It receives the user command and then invokes the
Total 5th article
Before we talked about if. This time we'll talk about another alternative structure--case. Case and if
If the condition is used for selection, not a lot of circumstances, if the choice of conditions too much, a series of If,elif,
To become a flexible tool, a qualified script must provide additional information to describe the role of the script, how it is executed, and where it is executed. Like the command, the script also uses parameters. Switches and parameters increase
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
Focus on Listing 7Now, many Linux® and UNIX® systems have bash shells, which are the common default shells on Linux. In this article, you'll learn how to handle parameters and options in a bash script, and how to use the shell's parameter extensions
Bash should be the most popular shell script interpreter in Linux. (another shell is called Dash. I hate it too much .), As long as you work on Linux and want to enjoy yourself, you should be familiar with the most basic bash programming, because it
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