Vue3中使用JSX

vite中配置JSX

安装相关依赖:

npm install --save-dev @vue/babel-plugin-jsx

然后,在项目的vite.config.ts文件中进行配置。具体的配置内容如下图所示:

import { defineConfig } from 'vite'
import vue from '@vitejs/plugin-vue'
import vueJsx from '@vitejs/plugin-vue-jsx'

export default defineConfig(({ command, mode }) => ({
  plugins: [vue(), vueJsx(),...]

创建一个JSX组件

使用defineComponent封装一个组件

import { defineComponent, ref } from "vue";

const JSXComponent = defineComponent({
  setup() {
    const title = ref("JSX in Vue3");
    const showText = ref(true);
    const list = [
      { id: 1, name: "Item 1" },
      { id: 2, name: "Item 2" },
      { id: 3, name: "Item 3" },
    ];

    return {
      title,
      showText,
      list,
    };
  },
  render() {
    return (
      <div style={{ background: "#000" }}>
        <h1>{this.title}</h1>
        {this.showText && <p>This is a demo text.</p>}
        <ul>
          {this.list.map((item) => (
            <li key={item.id}>{item.name}</li>
          ))}
        </ul>
      </div>
    );
  },
});

export default JSXComponent;

在Vue中引入JSX组件

<template>
  <JSXComponent />
</template>

<script>
import JSXComponent from "../components/JSXComponent/JSXComponent";
export default {
  name: "JSXView",
  components: {
    JSXComponent,
  },
};
</script>

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