Learn DENO-PLAYGROUND with Real Code Examples
Updated Nov 26, 2025
Installation Setup
No installation required; browser-based platform
Supports modern desktop and mobile browsers
Optional offline Deno setup recommended for full projects
Internet connection required for runtime and module fetching
Accessible at https://play.deno.land
Environment Setup
Open https://play.deno.land in a modern browser
Write TypeScript/JavaScript scripts
Import modules via URLs if needed
Run scripts to see console output
Share snippets with unique URLs
Config Files
No persistent project files
Optional module URLs
Temporary runtime environment per execution
Sandboxed permissions metadata
Snippet content stored in URL encoding or session
Cli Commands
Not required; fully web-based
Optional: export scripts for local Deno CLI execution
No terminal access in Playground
Use `deno run script.ts` locally for full features
URL imports handled automatically in Playground
Internationalization
UI primarily in English
Unicode support in scripts
Browser-based global access
Documentation and tutorials available in multiple languages
Module names and code support non-ASCII characters
Accessibility
Works in modern desktop and mobile browsers
Keyboard shortcuts supported for basic editing
Lightweight UI for low bandwidth environments
Copy-paste support for code and URLs
No account required for basic usage
Ui Styling
Responsive web editor with syntax highlighting
Run button to execute scripts
Console output displayed below editor
Lightweight and minimal interface
Share and copy snippet links easily
State Management
Snippet state stored temporarily in URL or server session
Module URLs tracked per snippet
Undo/redo supported in editor
Sandboxed runtime prevents persistent state
No multi-user collaboration built-in
Data Management
Script content saved in URL encoding
Modules fetched dynamically per execution
No persistent storage of outputs
Optional export for local development
Sandboxed execution prevents local data access