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Adds support for model inputs in the framework. `model()` returns a writable signal that implicitly defines a input/output pair that can be used either in two-way bindings to keep two values in sync or by binding individually to the input and output. When the value of the `model` changes, it will emit an event with the current value.
Furthermore, these changes expand two-way bindings to accept `WritableSignal`. This will make it easier to transition existing code to signals in a backwards-compatible way.
Example:
```ts
@Directive({
selector: 'counter',
standalone: true,
host: {
'(click)': 'increment()',
}
})
export class Counter {
value = model(0);
increment(): void {
this.value.update(current => current + 1);
}
}
@Component({
template: `<counter [(value)]="count"/> The current count is: {{count()}}`,
})
class App {
count = signal(0);
}
```
PR Close #54252
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| .. | ||
| global | ||
| primitives/signals | ||
| reference-manifests | ||
| rxjs-interop | ||
| schematics | ||
| src | ||
| test | ||
| testing | ||
| BUILD.bazel | ||
| index.ts | ||
| package.json | ||
| PACKAGE.md | ||
| public_api.ts | ||