Function

uniq (propertyKey) ComputedProperty public

Module: @ember/object

Defined in packages/@ember/object/lib/computed/reduce_computed_macros.js:767 

import { uniq } from '@ember/object/computed';
propertyKey
String
returns
ComputedProperty
computes a new array with all the unique elements from the dependent array

A computed property which returns a new array with all the unique elements from one or more dependent arrays.

Example:

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import { set } from '@ember/object';
import { uniq } from '@ember/object/computed';

class Hamster {
  constructor(fruits) {
    set(this, 'fruits', fruits);
  }

  @uniq('fruits') uniqueFruits;
}

let hamster = new Hamster([
  'banana',
  'grape',
  'kale',
  'banana'
]);

hamster.uniqueFruits; // ['banana', 'grape', 'kale']

Classic Class Example:

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import EmberObject from '@ember/object';
import { uniq } from '@ember/object/computed';

let Hamster = EmberObject.extend({
  uniqueFruits: uniq('fruits')
});

let hamster = Hamster.create({
  fruits: [
    'banana',
    'grape',
    'kale',
    'banana'
  ]
});

hamster.uniqueFruits; // ['banana', 'grape', 'kale']