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For-in loops over arrays skips holes, returns indices as strings, and may visit the prototype chain or other enumerable properties. Use a more robust iteration method such as for-of or array.forEach instead

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For-in loops over arrays skips holes, returns indices as strings, and may visit the prototype chain or other enumerable properties. Use a more robust iteration method such as for-of or array.forEach instead

For-in loops over arrays skips holes, returns indices as strings, and may visit the prototype chain or other enumerable properties. Use a more robust iteration method such as for-of or array.forEach instead

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