Chapter 4. Creating observable sequences

This chapter covers

  • Creating observables of data and events
  • Creating observables from enumerables
  • Using Rx creational operators
  • Getting to know the primitive observables

When people start learning about Rx, they usually ask, “Where do I begin?” The answer is easy: you should start with creating the observable.

In the next two chapters, you’ll learn various ways to create observables. This chapter is limited to observables that are synchronous in their creation. Chapter 5 covers observables that involve asynchroncity in their creation and emissions.

Because many types of sources exist from which you want to receive items, it’s not surprising that you have more than one way to create an observable. For ...

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