Linux Shell Scripting

  1. Looping and Iteration
    1. The for Loop
      1. List-Based Iteration
        1. Iterating Over Word Lists
          1. Iterating Over Files
            1. Iterating Over Command Output
            2. Range-Based Iteration
              1. Brace Expansion Ranges
                1. Sequence Generation
                2. C-Style for Loops
                  1. Syntax and Structure
                    1. Arithmetic Expressions
                      1. Use Cases and Examples
                      2. Globbing in for Loops
                        1. Filename Expansion
                          1. Pattern Matching
                            1. Handling Empty Matches
                          2. The while Loop
                            1. Condition-Based Looping
                              1. Reading Files Line by Line
                                1. Processing Command Output
                                  1. Infinite Loops and Breaks
                                    1. Input Field Separator Handling
                                    2. The until Loop
                                      1. Looping Until Condition is True
                                        1. Differences from while Loop
                                          1. Use Cases and Examples
                                          2. Loop Control Statements
                                            1. break Statement
                                              1. Exiting Loops Early
                                                1. Breaking from Nested Loops
                                                2. continue Statement
                                                  1. Skipping Iterations
                                                    1. Flow Control in Complex Loops
                                                  2. The select Statement
                                                    1. Creating Interactive Menus
                                                      1. Handling User Choices
                                                        1. Customizing Prompts
                                                          1. Input Validation in Menus

                                                        Previous

                                                        3. Control Flow and Decision Making

                                                        Go to top

                                                        Next

                                                        5. Functions and Modular Programming