The ControlValueAccessor for writing a number value and listening to number input changes. The value accessor is used by the FormControlDirective, FormControlName, and NgModel directives.

NgModules

• ReactiveFormsModule

• FormsModule

Selectors

• input[type=number][formControlName]
• input[type=number][formControl]
• input[type=number][ngModel]

Description

Using a number input with a reactive form.

The following example shows how to use a number input with a reactive form.

const totalCountControl = new FormControl();

<input type="number" [formControl]="totalCountControl">