How, Why, and When to Use Providers in Ionic 2

By Josh Morony

Providers allow you to create a self-contained service that provides some kind of functionality to your application. The role of a provider might include things like fetching data from a server, performing operations on data, sharing data, providing a set of complicated mathematical operations, and so on.

In general, we use providers to do the heavy lifting in our applications. By using a provider, we abstract the functionality it provides away from a specific component, which makes the codebase more maintainable and allows us to reuse that same provider in multiple different places in the application (or even in a completely different application).

In this video tutorial, I walk through a simple of example of when it would make sense to create a provider and how to do it.

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