como usar o tail no javascript es6

Returns all elements in an array except for the first one.

Return Array.prototype.slice(1) if the array’s length is more than 1, otherwise, return the whole array.

const tail = arr => (arr.length > 1 ? arr.slice(1) : arr);

tail([1, 2, 3]); // [2,3]
tail([1]); // [1]

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