Reserved keywords in JavaScript
Read OriginalThis article provides a detailed, version-by-version breakdown of all reserved keywords in JavaScript, from ECMAScript 1 through ES6 (ES2015). It explains which keywords were added or removed in each specification, notes strict mode restrictions, and clarifies the status of identifiers like 'eval', 'arguments', 'NaN', and 'Infinity'. The guide is a practical reference for developers to avoid syntax errors when naming variables.
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