代码
<template>
<canvas id="background"></canvas>
</template>
<script lang="ts" setup>
import {
onMounted } from 'vue'
type dot = {
x: number
y: number
xa: number
ya: number
color: string
radius: number
}
function getRandomNumber(min: number, max: number) {
return Math.floor(Math.random() * (max - min + 1)) + min
}
func