JavaScript Code-Pad Editor&IDE funktioniert nicht

Test your JavaScript knowledge, the app will tell you if you are writing valid JavaScript. - Write and execute JavaScript code with syntax highlighting and auto-indentation. - Test and debug your code with the built-in console and error messages. - Share and load your code snippets for later use. - Customized keyboard with special keys and shortcuts for JavaScript.  It lets you run JavaScript code and scripts offline on your phone, without any internet connection or server setup.  Whether you are a professional developer, a student, or a hobbyist, JavaScript CodePad will help you practice and improve your coding skills anytime, anywhere.  Enhance your programming and JavaScript skills by solving built-in coding problems.  Code completion and editor actions like undo, redo, comment lines, and indent selection enhance your developer productivity.  A fully functioning offline JavaScript runtime on your phone.  Lightweight app with full JavaScript syntax highlighting.  Become a JavaScript coding master.  Blazing fast, all code is run directly on the phone, and the app doesn't connect to the internet.  Learn JavaScript with the MDN tutorial.  You can run, execute, and evaluate JS code and programs from this app.  You can use it as a compiler, a console, an engine, a runtime, or an IDE.  Download it today and unleash your creativity with the most popular programming language in the world.