Code Complexity Analyzer
The Code Complexity Analyzer helps you evaluate code efficiency by calculating line count, function count, and an estimated complexity score. Ideal for programmers, developers, and students looking to quickly assess code quality before optimization or review.
Measure Code Efficiency Instantly
Paste your code in the text box.
Click Analyze Code.
The tool displays line count, functions, branching logic, and the estimated complexity score.
🧭 How to Use
FAQ
Q1. What languages does this analyzer support?
A. It works with most common languages such as JavaScript, Python, Java, C, and C++.
Q2. How accurate is the complexity score?
A. It uses a heuristic method — ideal for quick reviews, not a full cyclomatic complexity audit.
Q3. Does whitespace affect results?
A. No, blank lines are ignored.
Q4. Can I use this on very large code files?
A. Yes, but browser performance may vary for extremely large text blocks.