Non-mutating vs Mutating Array Operators via (some) gifs

Jeff Jiang
Nov 4 · 2 min read

Definition:

Mutating: changes apply to the original array:

Non-mutating: changes do not apply to the original array:

A showcase of common array operators:

I. Adding Elements To An Array

II. Removing Elements From An Array

III. Replacing Elements

Thank you!

    Jeff Jiang

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