TSX常见简单入门用法之Vue3+Vite

npm install @vitejs/plugin-vue-jsx -D

import { defineConfig } from 'vite'
import vue from '@vitejs/plugin-vue'
import vueJsx from '@vitejs/plugin-vue-jsx'
 
 
// https://vitejs.dev/config/
export default defineConfig({
  plugins: [vue(),vueJsx()],
})

{
  "compilerOptions": {
    "target": "esnext",
    "useDefineForClassFields": true,
    "module": "esnext",
    "moduleResolution": "node",
    "strict": true,
    "jsx": "preserve",
    "jsxFactory": "h",
    "jsxFragmentFactory": "Fragment",
    "sourceMap": true,
    "resolveJsonModule": true,
    "isolatedModules": true,
    "esModuleInterop": true,
    "lib": ["esnext", "dom"],
    "skipLibCheck": true,
  },
  "include": ["src/**/*.ts", "src/**/*.d.ts", "src/**/*.tsx", "src/**/*.vue"],
  "references": [{ "path": "./tsconfig.node.json" }]
}

    "jsx": "preserve",
    "jsxFactory": "h",
    "jsxFragmentFactory": "Fragment",

<template>
  <renderDom title="我是标题" @on-click="getNum"></renderDom>
</template>
 
<script setup lang="ts">
 
import renderDom from "./App";
import { provide, ref } from "vue";
 
const data = ref(false);
provide("flag", data);
const getNum = (num: number) => {
  console.log("我接受到了", num);
};
</script>
 
<style>
</style>

import { ref } from "vue";
 
let v = ref<string>("");
let flag = ref(false);
let arr = ref([0, 1, 2, 3, 4, 5]);
//  tsx不会自动结构所以该用.value还是要使用
type Props = {
  title: string;
};
const renderDom = (props: Props, ctx: any) => {
  return (
    <div>
        <button onClick={clickEmit.bind(this,ctx)}>点击emit</button>
      <h1>{props.title}</h1>
      <div>
        <input v-model={v.value} type="text" />
        <div>
          <h1>{v.value}</h1>
        </div>
      </div>
      <div>
        <div v-show={flag.value}>正确的</div>
        <div v-show={!flag.value}>错误的</div>
      </div>
      {/* <div>
        <div v-if={flag.value}>正确的</div>
        <div v-if={!flag.value}>错误的</div>
        </div> */}
      {/* 不支持v-if 可用三元表达式去代替 */}
      <div>{flag.value ? <div>正确的</div> : <div>错误的</div>}</div>
      {/* 不支持v-for 但可以用map循环去代替 */}
      {/*不支持v-bind，可以直接绑定数值 */}
      <div>
        {arr.value.map((item, i: any) => {
          return (
            <div data-inext={i} onClick={clickIndex.bind(this, i)}>
              {item}
            </div>
          );
        })}
      </div>
    </div>
  );
};
 
const clickIndex = (i: any) => {
  alert(i);
};
 
const clickEmit=(ctx:any)=>{
    ctx.emit('on-click',123)
}
export default renderDom;

  <div>{flag.value ? <div>正确的</div> : <div>错误的</div>}</div>

 <div>
        {arr.value.map((item, i: any) => {
          return (
            <div data-inext={i} onClick={clickIndex.bind(this, i)}>
              {item}
            </div>
          );
        })}
  </div>

 <div data-inext={i} onClick={clickIndex.bind(this, i)}>

<renderDom title="我是标题" @on-click="getNum"></renderDom>

type Props = {
  title: string;
};
const renderDom = (props: Props, ctx: any) 

const renderDom = (props: Props, ctx: any)

 <button onClick={clickEmit.bind(this,ctx)}>点击emit</button>

const clickEmit=(ctx:any)=>{
    ctx.emit('on-click',123)
}

  <renderDom title="我是标题" @on-click="getNum"></renderDom>

const getNum = (num: number) => {
  console.log("我收到了", num);
};