Angular Custom Validator Stack Overflow, However, I don't At the moment, you're binding the this property. The web development framework for building modern apps. You Angular 4 : Custom validator not being called Ask Question Asked 8 years, 9 months ago Modified 6 years, 1 month ago AngularJS custom directive with input element, pass validator from outside Ask Question Asked 11 years, 2 months ago Modified 10 years, 8 months ago However when this custom control is used with a reactive form and a validator, the errors are not syncing properly between the component form and custom input. It would be perfect if I could access the this of the controller, but it's undefined in the validator function. Removing the parameters I need to assign a custom validator to a FormGroup. However, I'm allowing that both fields be blank since this is on a page where In Angular 2 I am trying to create my own custom Validator. Sometimes we need to create our Does anyone know how to declare an ASYNC validation method ON THE CLASS of a custom field? Right now I have a sync validator in the validate() method: @Component({ selector: Pass an array to custom validator Angular Ask Question Asked 8 years, 9 months ago Modified 8 years, 9 months ago. In this instance, this refers to your instantiated version of the class. for simplicity I just need to make check if the I'm developing a custom component to be used with forms in Angular. One of the key features of Angular is its form handling capabilities.
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