TypeScript Essentials

Master TypeScript primitives, interfaces, type aliases, generics, utility types, discriminated unions, and strict compiler configurations.

This free, self-paced course is designed for beginner learners in programming. Work through the lessons in order, use the objectives below as a checklist, and practice against real systems rather than memorizing slide labels. Estimated time: ~2.5 hours across 6 lessons.

Prerequisites

• Solid JavaScript fundamentals (ES6+ variables, functions, objects, arrays, and promises)
• A code editor with TypeScript LSP integration (VS Code or JetBrains IDE)

Course Curriculum

Each lesson is a focused read. Open one, complete any self-checks or exercises, then mark progress in this browser before moving on.

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