API Data Resolver Example in Angular | Angular tutorial in English (Session-218)

Описание: API Data Resolver Example in Angular | Angular tutorial in English (Session-218)

In this session, we’ll learn how to create an API Data Resolver in Angular to fetch data before route activation — making your application faster and smoother . Fully explained in English 🇮🇳 for beginners and professionals alike.

📘 What You’ll Learn in This Video:

1.What is an API Data Resolver in Angular

2.How to fetch data from REST APIs before loading a component

3.How to use Resolve Interface and ActivatedRouteSnapshot

4.How to configure resolvers in Angular Routes

5.Benefits of pre-loading data with resolvers

6.Common use cases for real-world Angular projects

🧠 Concept Breakdown:

🔹 API Resolver: Automatically fetches data from API before navigating to the route
🔹 Pre-loading Concept: Ensures components receive data immediately when rendered
🔹 Integration: Defined in the route configuration using the resolve property
🔹 Access: Retrieved in the target component using ActivatedRoute.data
🔹 Error Handling: Learn what happens if the API fails during resolve

💡 Use Case Example:

Fetching user details, product info, or dashboard data before navigation

Displaying pre-fetched data without extra loading spinners

Improving UX by reducing flicker or API wait time after navigation

❓ FAQs (API Data Resolver in Angular)

Q1: What is an API Data Resolver in Angular?
Q2: How to make API calls inside a resolver?
Q3: Why should we use resolvers instead of calling APIs in components?
Q4: How to access resolved data in the target component?
Q5: Can multiple resolvers work in one route?

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