JavaScript Type Coercion and Equality: Why `[] == ![]` is `true`
JavaScript coercion isn’t chaos — it’s a small set of rules. To-number/to-string/to-boolean tables, `==` vs `===`, why `[] == ![]` is `true` (walked step by step), the 7 falsy values, when `== null` is the right tool, and `Object.is`.
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