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Another Function Guarantee
This course has been updated! We now recommend you take the
Introduction to Elm, v2
Check out a free preview of the full Elm course:
The "Another Function Guarantee" Lesson is part of the full, Elm course featured in this preview video. Here's what you'd learn in this lesson:
Elm functions do not perform side effects. Functions do not modify external state. Commands may modify external state. Tasks may also modify state.
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