How to Sort an Array of Objects by Property in Javascript
If you need to sort an array of objects by their property values using Javascript, then you don’t need to look further than the built-in sort
functionality.
Step 1 – Create an array of objects to work with
let people = [
{
name : "John",
surname : "Doe",
age : 21
}, {
name : "Jack",
surname : "Bennington",
age : 35
}, {
name : "Jane",
surname : "Doe",
age : 19
}
];
Step 2 – Sort by keys
Option 1 – Sort by surname
people.sort((a, b) => a.surname.localeCompare(b.surname));
console.log(people);
This will give you the following output:
[
{name: 'Jack', surname: 'Bennington', age: 35},
{name: 'John', surname: 'Doe', age: 21},
{name: 'Jane', surname: 'Doe', age: 19}
]
Option 2 – Sort by age
people.sort((a, b) => {
return a.age - b.age;
});
console.log(people);
This will give you the following output:
[
{name: 'Jane', surname: 'Doe', age: 19},
{name: 'John', surname: 'Doe', age: 21},
{name: 'Jack', surname: 'Bennington', age: 35}
]