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  • Book Overview & Buying Mastering DART
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Mastering DART

Mastering DART

By : Akopkokhyants
4.6 (5)
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Mastering DART

Mastering DART

4.6 (5)
By: Akopkokhyants

Overview of this book

If you are an application developer who has experience with Dart and want to develop reusable and robust code in Dart, then this book is for you. You are expected to have a basic knowledge of core elements and applications.
Table of Contents (14 chapters)
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13
Index

Annotations

An annotation is metadata—data about data. An annotation is a way to keep additional information about the code in the code itself. An annotation can have parameter values to pass specific information about an annotated member. An annotation without parameters is called a marker annotation. The purpose of a marker annotation is just to mark the annotated member.

Dart annotations are constant expressions beginning with the @ character. We can apply annotations to all the members of the Dart language, excluding comments and annotations themselves. Annotations can be:

  • Interpreted statically by parsing the program and evaluating the constants via a suitable interpreter
  • Retrieved via reflection at runtime by a framework

Note

The documentation generator does not add annotations to the generated documentation pages automatically, so the information about annotations must be specified separately in comments.

Built-in annotations

There are several built-in annotations defined in the...

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Mastering DART
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