Code Quality Analyzer

Elevate your JavaScript code quality with our comprehensive analysis tool. Using advanced AST parsing and complexity metrics, identify code smells, performance bottlenecks, security vulnerabilities, and maintainability issues. Features cyclomatic complexity analysis, best practice validation, performance optimization tips, and detailed refactoring suggestions for cleaner, more efficient code.

Complexity Analysis Bug Detection Best Practices Performance Tips Security Scanning

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JavaScript Code Input

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Analysis Settings

Analysis Results

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Enter JavaScript code and click "Analyze" to begin

Comprehensive quality metrics and suggestions

JavaScript Best Practices

Clean Code Principles

  • • Keep functions small and focused
  • • Use descriptive variable names
  • • Avoid deep nesting (max 3 levels)
  • • Follow DRY principle

Security Guidelines

  • • Validate all user input
  • • Avoid eval() and new Function()
  • • Use strict mode
  • • Sanitize DOM manipulation

Frequently Asked Questions

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