That's what Angular event binding is all about. It's one-way data binding, in that it sends information from the view to the component class. Focus events are kind of a pain. When a user interacts with your app, it's sometimes necessary to know when this happens. Angular updates the bindings (and therefore the screen) only if the app does something in response to asynchronous events, such as keystrokes. The ng-blur directive tells AngularJS what to do when an HTML element loses focus. The blur event fires when an element has lost focus. The Editor does not expose focus and blur events as built-in functionalities.
GitHub Gist: instantly share code, notes, and snippets. ... 失去焦点事件 (blur)link On blurlink. Angular Form Validation on Blur and Submit. The ng-blur directive from AngularJS will not override the element's original onblur event, both the ng-blur expression and the original onblur event will be executed. r/angularjs: A community for the awesome MVC JS framework.
For more information, refer to the how-to article on handling focus and blur in AngularJS.
If you observe above angularjs example we are changing textbox colour whenever textbox gets or lost focus using ng-focus and ng-blur event in application. r/angularjs: A community for the awesome MVC JS framework. A click, hover, or a keyboard action are all events that you can use to call component logic within Angular.
This tutorial will give you simple example of blur event in angular. updateOn: 'blur' and updateOn: 'submit' are the options we were really craving for while working with Angular Forms.
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