# Function sort Sort the items in a matrix. ## Syntax ```js math.sort(x) math.sort(x, compare) ``` ### Parameters Parameter | Type | Description --------- | ---- | ----------- `x` | Matrix | Array | A one dimensional matrix or array to sort `compare` | Function | 'asc' | 'desc' | 'natural' | An optional _comparator function or name. The function is called as `compare(a, b)`, and must return 1 when a > b, -1 when a < b, and 0 when a == b. Default value: 'asc'. ### Returns Type | Description ---- | ----------- Matrix | Array | Returns the sorted matrix. ## Examples ```js math.sort([5, 10, 1]) // returns [1, 5, 10] math.sort(['C', 'B', 'A', 'D'], math.compareNatural) // returns ['A', 'B', 'C', 'D'] function sortByLength (a, b) { return a.length - b.length } math.sort(['Langdon', 'Tom', 'Sara'], sortByLength) // returns ['Tom', 'Sara', 'Langdon'] ``` ## See also [filter](filter.md), [forEach](forEach.md), [map](map.md), [compare](compare.md), [compareNatural](compareNatural.md)