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String Constants

Understand why using string constants in Redux actions helps prevent silent failures and duplication issues. Learn to organize action types in a single constants file with unique naming conventions for better code reliability.

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In the example application, we discussed the idea of using string constants. To better illustrate the reasoning behind this approach, let’s consider the problems that using strings for type can cause in a large code base:

  1. Spelling mistakes: If we misspell the same string in the action or the reducer, our action will fire but result in no changes to the state. Worst of all,
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