JavaScript continues to evolve, and staying up-to-date with the latest best practices is crucial for developers. Key practices include aligning with project-defined rules, using 'let' and 'const' instead of 'var' for variable declarations, leveraging classes over function prototypes, and implementing private class fields with

24m read timeFrom blog.jetbrains.com
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Project-defined practices trump all other practicesUse up-to-date JavaScriptArrow function expressionsNullish coalescing (??)Optional chaining ( ?. ):async/awaitInteraction with object keys and valuesCheck the array type of a variableMapSymbols for hidden valuesCheck Intl API before using extra formatting librariesCommon practicesUse testsFinal Thoughts
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