30-seconds-of-code/snippets/digitize.md

digitize

Converts a number to an array of digits.

Convert the number to a string, using spread operators in ES6([...string]) build an array. Use Array.map() and parseInt() to transform each value to an integer.

const digitize = n => [...'' + n].map(i => parseInt(i));

digitize(123) // [1, 2, 3]