import { wrNumAttr } from 'ngwr/utils';
readonly speed = input(4, { transform: wrNumAttr(4) });
// speed="12" gives 12
// speed="abc" gives 4
// [speed]="null" gives 4wrNumAttr
Input transform that coerces a bound value to a number, with a fallback.
Usage
API
| Name | Description | Type | Default |
|---|---|---|---|
wrNumAttr | Returns an input transform: a number, or fallback for null, undefined and unparsable input. | (fallback: number) => (value: unknown) => number | — |