Node.js/JavaScript Runner is designed for developers and learners, supporting the writing, running, and management of JavaScript and Node.js scripts. Key features include: Switching between JavaScript and Node.js language modes Code editing area with common editing features like undo/redo, search, and save Run scripts with one click, and display output results in real time Output can be exported to a variety of formats (such as .js, .json, .txt, .html, .png, .jpg, .csv, .log, .md, .sql, .db, .sqlite, etc.) Supports include creating new scripts, pausing/resumeing output, undo/redo, search, and saving. A modern and beautiful interface with color-coded buttons ensures intuitive operation. Whether it's front-end development, Node.js script debugging, data processing, or log analysis, it can be completed efficiently.