JavaScript Array Group
Managing, sorting, and manipulating data with JavaScript is a skill we’ve often delegated to third party libraries like lodash. As the JavaScript language progresses, however, these features eventually get. added to the JavaScript specification. Two such APIs for grouping of Array data are `Array.prototype.group and Array.prototype.groupToMap.
Array.prototype.group
To group an array of objects by a given property, call the group method with function that returns the grouping string:
const teams = [ { name: "Arsenal", origin: "London", tier: "legendary" }, { name: "Manchester United", origin: "Manchester", tier: "legendary" }, { name: "Liverpool", origin: "Liverpool", tier: "legendary"... more →
Posted in: JavaScript