通过vue插件html2canvas截图

1.安装html2canvas

npm install html2canvas

2.页面

<template>
    <div>
        <div id="map">
            <div style="width:200px;height:200px;background:gray;"></div>
            <!-- <img id="img" style="width:300px;height:200px;" src="https://img1.baidu.com/it/u=3438742520,3870787236&fm=253&app=138&size=w931&n=0&f=PNG&fmt=auto?sec=1675184400&t=a39984a80b350c83786f5b6f33e04b52" alt=""> -->
            <img id="img" style="width:300px;height:200px;" src="http://localhost:8080/api/msg/resource\320000\照片资源\明信片2_画板 1 副本 4.png">

        </div>
        <img id="aaa" src="" />
        <button @click="sa">ok</button>
    </div>
</template>

3.js

<script>
import html2canvas from 'html2canvas';
export default {

  data() {
    return {};
  },
  methods:{
    sa(){