const exampleValues = [2, 15, 8, 23, 1, 32]; const [truthyValues, falseyValues] = exampleValues.reduce((arrays, exampleValue) => { if (exampleValue > 10) { arrays[0].push(exampleValue); return arrays; } arrays[1].push(exampleValue); return arrays; }, [[], []]); /*[https://30secondsofcode.org/]*/