vue3全局引入less使用全局变量

安装less以及less-loader这两个npm包

npm install less --save-dev
npm install less-loader --save-dev

vite.config.js配置

module.exports = defineConfig({
    css: {
        preprocessorOptions: {
			less: {				
				additionalData: `@import "@/assets/css/public.less";`
			},
		},
			
    },
})