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spread, splice solution in Clear category for Replace First by zoezed
import assert from "assert";
var replaceFirst = (values: number[]): number[] =>
values.length < 2 ? values : [...values.splice(1), values[0]]
console.log('Example:');
console.log(replaceFirst([1, 2, 3, 4]));
// These "asserts" are used for self-checking
assert.deepEqual(replaceFirst([1, 2, 3, 4]), [2, 3, 4, 1]);
assert.deepEqual(replaceFirst([1]), [1]);
assert.deepEqual(replaceFirst([]), []);
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Aug. 4, 2020
