Article directory 1. What is ref 2. Use ref in functional components 1. useRef to get dom 2. forwardRef gets the dom of the subcomponent 3. useImperativeHandle exposes certain specified behaviors to the parent component 3. Use ref in class components 1. createRef 2. Callback function 3. String 1. What is ref In React, ref […]
Tag: imperative
Know Vue; use and install vue; declarative and imperative programming; MVVM model; data attribute; methods attribute
Table of Contents 1_ Know Vue 2_vue usage and installation 3_ Declarative and imperative programming 4_MVVM model 5_data attribute 6_methods attribute 1_Know Vue Vue (pronounced /vju?/, similar to view) is a progressive JavaScript framework for building user interfaces. The full name is Vue.js or Vuejs; It is built on standard HTML, CSS, and JavaScript, and […]
Vue3 imperative component encapsulation
1. Foreword I believe that everyone has encapsulated the pop-up window component. The basic idea is that the parent component passes a variable to the child component, and the child component props receives it. When the confirm or close button is clicked, it passes emit code>Returns the event for the parent component to call. The […]
[Solved] Handling useRef + useImperativeHandle : Type error for Property ‘xxx’ does not exist on type ‘never’.
useImperative This hook can customize an object and expose it to the parent component. This hook is generally used in conjunction with forwardRef to implement the parent component to call the instance property or method in the child component, and then manipulate the DOM of the child component. So how do you define types when […]