Pseudocode Editor with Syntax Highlighting

This is a web-based Pseudocode editor featuring live syntax highlighting. It highlights:

• Keywords (for, if, else, do, end, etc. - Full list can be found in highlight.js)
• Variables (assigned using = or loop variables)
• Function names
• Function parameters
• Built-in values (true, false, null, none)
• Strings
• Comments

Demo

You can try it live at: https://shueppin.github.io/Pseudocode-Editor/

Usage

• You will see an example code when starting the editor.
• Type your pseudocode in the editor.
• Click Clear Code to reset.
• Tabs automatically insert 4 spaces.

Features

• Real-time syntax highlighting while typing
• Preserves indentation and line numbers
• Supports array indexing and function parameters
• Handles multi-line strings and function definitions
• Tab key inserts 4 spaces

Feel free to report bugs if you find any.

Structure

Modular approach with two JavaScript files:

1. highlight.js – contains the tokenizer and syntax highlighting logic.
2. window.js – handles DOM interactions, line numbers, scrolling, tab insertion, and the clear button.