TypeScript - Hello World - Complete Guide Example

Getting Started with TypeScript

Welcome to your first TypeScript program! This "Hello World" example is the traditional starting point for learning any programming language or framework. It demonstrates the basic syntax and structure you'll use in more complex applications.

What You'll Learn

• Basic syntax and structure of TypeScript
• How to write and execute your first program
• Fundamental concepts that apply to all TypeScript programs

Prerequisites

Before starting, make sure you have TypeScript installed on your system. You can verify the installation by checking the version in your terminal or command prompt.

Code Example

// TypeScript Hello World
console.log('Hello, World!');

Explanation

This simple example demonstrates the core structure of a TypeScript program. Each line serves a specific purpose:

• The program starts with the main entry point
• It outputs a message to the console or screen
• The program completes successfully

Running the Example

To run this code, save it to a file with the appropriate extension for TypeScript and execute it using the command-line interface or your development environment. For example, save as hello.ts and run it.

Next Steps

Now that you've created your first TypeScript program, you can explore more advanced concepts like variables, functions, and control structures. Check out our complete TypeScript guide for more examples and tutorials.