This section shares tutorials on shell scripting programming under Linux. We introduce the content starting from the most basic concepts, allowing beginners to grasp this skill through the tutorials. Each knowledge point is detailed with corresponding code examples.
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Detailed usage examples of shell scripts are provided.
The main content directory of Linux Shell scripting is as follows:
Linux Shell Tutorials
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Introduction to Shell Scripting
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Shell and Bash
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Writing and Executing Your First Shell Script
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Running Shell Scripts
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Basic Syntax of Shell
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Special Characters in Shell
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Comments
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Command Delimiters
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End Markers
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Dot/Period
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Quotes
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Command Substitution
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Shell Variables
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Variable Values
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Defining Variables
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Read-Only Variables
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Using Variables
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Deleting Variables (unset)
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Variable Types
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Internal Variables
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Positional Parameters
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Parameter Substitution
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declare/typeset
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Indirect Variable Reference
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$RANDOM
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Double Parentheses Structure
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Shell Data Types
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Shell Arithmetic Operations
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Shell Operators
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Shell Control Operators
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Assignment
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Calculation Operators
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Bitwise Operators
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Comma Operators
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Logical Operators
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Shell Escape Characters
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Escaping Single and Double Quotes and Special Symbols in Shell
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Shell Quotes and Escaping
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Shell Symbols and Various Interpretation Reference Tables
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Shell Testing
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Testing Structures
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File Test Operators
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Comparison Operators
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Shell String Operations
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Shell Loop Statements (for, while)
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for
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while
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until
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Nested Loops
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Loop Control
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Shell case/select
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case
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select
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Shell Functions
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Local Variables
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Function Parameters
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Function Return Values
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Shell Pattern Expansion
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Shell Command History
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Shell Line Operations
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Shell Directory Stack
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Introduction to Shell Scripting
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Shell Flow Control
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Shell Variables and Control Statements (if)
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Shell Conditional Judgments
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Shell Input/Output Redirection
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Shell File Inclusion
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Shell Passing Parameters
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Shell Arrays
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Shell Script Debugging
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Shell mktemp Command, trap Command
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Shell File Operations
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Shell Directory Operations
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Shell Startup Environment and Session
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Shell Network Requests
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Shell Command Prompt
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Shell Curly Braces, Variable Prototypes
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Shell Commands
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Shell read Command
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Shell echo Command
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Shell printf Command
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Shell set Command, shopt Command
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Shell test Command
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Advanced Section
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Shell Query Domain Occupation Address Blocks
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Shell Command Line Parameters
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Shell Advanced Features and Usage Tips Examples
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Extensions
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Shell Exercises
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Shell Symbols and Various Interpretation Reference Tables
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