Methods to Type an Array of Objects by Property in Javascript

If you have to kind an array of objects by their property values utilizing Javascript, then you definately don’t must look additional than the built-in kind performance.

Step 1 – Create an array of objects to work with

let folks = [
    {
        name : "John",
        surname : "Doe",
        age : 21
    }, {
        name : "Jack",
        surname : "Bennington",
        age : 35
    }, {
        name : "Jane",
        surname : "Doe",
        age : 19
    }
];

Step 2 – Type by keys

Possibility 1 – Type by surname

folks.kind((a, b) => a.surname.localeCompare(b.surname));
console.log(folks);

This offers you the next output:

[
  {name: 'Jack', surname: 'Bennington', age: 35},
  {name: 'John', surname: 'Doe', age: 21},
  {name: 'Jane', surname: 'Doe', age: 19}
]

Possibility 2 – Type by age

folks.kind((a, b) => {
    return a.age - b.age;
});
console.log(folks);

This offers you the next output:

[
  {name: 'Jane', surname: 'Doe', age: 19},
  {name: 'John', surname: 'Doe', age: 21},
  {name: 'Jack', surname: 'Bennington', age: 35}
]