PHP Programming

  1. Error Handling and Debugging
    1. PHP Error Types
      1. Parse Errors
        1. Fatal Errors
          1. Warnings
            1. Notices
              1. Strict Standards
                1. Deprecated Features
                  1. User Errors
                  2. Error Reporting Configuration
                    1. error_reporting() Function
                      1. Display Errors Setting
                        1. Log Errors Setting
                          1. php.ini Directives
                            1. display_errors
                              1. log_errors
                                1. error_log
                              2. Exception Handling
                                1. Exception Fundamentals
                                  1. try-catch-finally Blocks
                                    1. try Block
                                      1. catch Block
                                        1. finally Block
                                        2. Exception Classes
                                          1. Exception Base Class
                                            1. Built-in Exception Types
                                              1. Custom Exceptions
                                              2. Throwing Exceptions
                                                1. throw Statement
                                                  1. Exception Propagation
                                                  2. Exception Handling Strategies
                                                    1. Graceful Degradation
                                                      1. Error Recovery
                                                        1. Logging and Reporting
                                                      2. Error Logging
                                                        1. Log File Configuration
                                                          1. error_log() Function
                                                            1. Custom Logging Solutions
                                                              1. Log Rotation
                                                                1. Log Analysis
                                                                2. Debugging Techniques
                                                                  1. Basic Debugging
                                                                    1. var_dump() Function
                                                                      1. var_export() Function
                                                                      2. Advanced Debugging
                                                                        1. Xdebug Extension
                                                                          1. Breakpoint Setting
                                                                            1. Step Execution
                                                                              1. Variable Inspection
                                                                                1. Stack Traces
                                                                                2. Debugging Tools
                                                                                  1. IDE Debugging
                                                                                    1. Browser Developer Tools
                                                                                      1. Profiling Tools
                                                                                      2. Testing and Debugging Strategies
                                                                                        1. Unit Testing
                                                                                          1. Integration Testing
                                                                                            1. Error Reproduction

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                                                                                        9. Working with Files and Data Formats

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                                                                                        11. Security Best Practices