Empty Interface
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What is Empty Interface?
The empty interface interface{} can hold values of any type since every type implements at least zero methods. Used for generic programming before Go 1.18 generics. Requires type assertions or type switches to access underlying values. Common in APIs handling unknown data types.
Free resources to learn Empty Interface
- ArticleEmpty Interface
- ArticleUnderstanding the empty interface in Go
More in stage 17: Interfaces
Empty Interface: common questions
Can I learn Empty Interface in Hindi?
This lesson is written in English. Once you sign in, open it in the interactive course and ask the AI tutor to explain Empty Interface in Hindi or Hinglish. The tutor answers from this lesson’s own text, so it stays on the syllabus, and it runs on your own Google, OpenAI or Anthropic key.
Is this Empty Interface tutorial for beginners?
It is lesson 71 of 172 in the free Go roadmap, in stage 17, Interfaces. If you are new to Go, start from stage 1 and come back here in order; if you already know the earlier stages, this lesson stands on its own.