When to use provide and inject in Vue?
Imagine the structure where you have some deeply nested components and you just need some of the parent component in the deeply nested child. In this case, you still need to pass the accessory through the entire component chain, which can be annoying. For such cases, we can use the provide and inject pair.
Table of Contents
How does the parent component work in Vue.js?
Parent components can serve as a dependency provider for all of their children, regardless of the depth of the component hierarchy. This function works in two parts: the parent component has a provide option to provide data, and the child component has an injection option to start using this data.
Is it possible to mutate a prop in Vue?
Also, each time the parent component is updated, all properties of the child component will be updated with the latest value. This means you shouldn’t try to mutate a prop inside a child component. If you do, Vue will notify you in the console. There are generally two cases where it’s tempting to mutate an accessory:
What is a non-prop attribute in vue.component?
Vue.component(‘blog-post’, { props: { author: Person } }) to validate that the value of the author prop was created with a new Person. Non-prop Attributes A non-prop attribute is an attribute that is passed to a component, but does not have a corresponding prop defined.
How to use Vue.js on existing websites?
So the vue app has to live on the webpage, so we add this to a parent element that we want to use or implement all of our features: Bam! Just initialize the vue.js instance in a main part of your html. All the html in there will be observed by our vue.js application. Expect! You were talking about a template id and using this;
How do you render HTML in a Vue app?
Anyway, it turns out that Vue provides us with a nice little directive that can handle all of this for us. Unsurprisingly, it’s called v-html. To use it, pass a reference to an HTML string in your data model to v-html in your component template, like so: And so your HTML will be rendered in the component.
How to send data to an iframe with Vue.js?
Communication from a parent window to a child iframe is a known issue in JavaScript and has been resolved. How to do it in the context of a Vue.js application is slightly different but based on the same principles.
How to apply CSS to an iframe document?
Sets the text content of that element to be a string containing the new CSS. And add that element directly to the head of the iframe document.