Function
min (dependentKey) ComputedProperty public
Module:
@ember/object
Defined in packages/@ember/object/lib/computed/reduce_computed_macros.js:137
import { min } from '@ember/object/computed'; |
- dependentKey
- String
- returns
- ComputedProperty
- computes the smallest value in the dependentKey's array
A computed property that calculates the minimum value in the
dependent array. This will return Infinity
when the dependent
array is empty.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 |
import { mapBy, min } from '@ember/object/computed'; import EmberObject from '@ember/object'; let Person = EmberObject.extend({ childAges: mapBy('children', 'age'), minChildAge: min('childAges') }); let lordByron = Person.create({ children: [] }); lordByron.get('minChildAge'); // Infinity lordByron.get('children').pushObject({ name: 'Augusta Ada Byron', age: 7 }); lordByron.get('minChildAge'); // 7 lordByron.get('children').pushObjects([{ name: 'Allegra Byron', age: 5 }, { name: 'Elizabeth Medora Leigh', age: 8 }]); lordByron.get('minChildAge'); // 5 |
If the types of the arguments are not numbers,
they will be converted to numbers and the type
of the return value will always be Number
.
For example, the min of a list of Date objects will be
the lowest timestamp as a Number
.
This behavior is consistent with Math.min
.