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並前往https://amandeepkochhar.medium.com/javascript-check-if-a-variable-is-a-type-of-an-object-or-array-9a590c152f8f

[JavaScript] Check if a variable is a type of an Object or Array?

[JavaScript] Check if a variable is a type of an Object or Array? · const data = [1,2,3,4,5]; const isArray = data instanceof Array; console.log(isArray); // ...

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