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Fundamentals · easy

13. Lateinit vs Lazy

Delayed initialization.

1 min read2 questionsup to 50 XPtopic 13/50

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'lateinit' is for vars that will be initialized later. 'lazy' is for val properties initialized on first access.

How to study this topic

  1. 1. Read the explanation once end to end, skipping the code.
  2. 2. Re-read the code snippets and say out loud what each line does.
  3. 3. Answer the quiz without scrolling back — that is the real check.
  4. 4. Read every explanation, even for the answers you got right.

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Check your understanding

  1. 1. Which is for immutable values?

  2. 2. Can lateinit be used for primitives?

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