Check your version
This tutorial covers a topic in Drupal 7 which may or may not be the version you're using. We're keeping this tutorial online as a courtesy to users of Drupal 7, but we consider it archived.
Alternate resources
Sprout Video
This lesson covers what an API is and why you might want to build one. Joe also explains the basic concepts behind any API and provides real world examples of existing APIs that you're probably familiar with as well as use cases for when and why you might want to build your own.
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