Type guards Articles

Page 1 of 1 (3 articles)

10/11/2022 • EN

A tutorial explaining how to implement and use user-defined type guards in TypeScript to conditionally apply logic based on variable types.

type guards type narrowing TypeScript User Defined Types

2/3/2020 • EN

A guide to using type predicates and helper functions in TypeScript to safely check for object properties and narrow types.

control flow analysis hasownproperty type guards type narrowing TypeScript

11/29/2018 • EN

Explains TypeScript type predicates, which narrow down variable types within functions using conditional checks.

type guards type narrowing type predicates TypeScript

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