JavaScript Viewer

Code Analysis

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Code Structure

Select or input JavaScript code to view structure

JavaScript Development

Professional JavaScript Viewer

Our JavaScript Viewer is a powerful online tool designed for developers who need to analyze, understand, and debug JavaScript code efficiently. With advanced syntax highlighting and code structure analysis, it's perfect for code reviews and learning.

Key features include:

Syntax Highlighting: Color-coded JavaScript syntax with ES6+ support
Code Analysis: Real-time statistics including lines, functions, and variables
Structure Outline: Hierarchical view of functions, classes, and objects
Error Detection: Instant identification of syntax errors and warnings
Modern JS Support: Full compatibility with ES6, ES7, and beyond
Collapsible Sections: Fold/unfold code blocks for better navigation

How to Use JavaScript Viewer

Paste Your Code

Copy and paste your JavaScript code into the editor. The viewer supports all modern JavaScript syntax including ES6+ features.

Analyze Structure

View real-time code statistics and explore the hierarchical structure of your JavaScript functions and classes.

Navigate & Debug

Use the outline view to quickly navigate through your code and identify potential issues or areas for optimization.

Related JavaScript Tools

Enhance your JavaScript development workflow with our comprehensive suite of tools:

JavaScript Beautifier

JavaScript Validator

JavaScript Playground

JavaScript Obfuscator