Javascript 将js文件全局导入vuejs 3
您好,我正在尝试将jQuery和THREEJS导入到我的Vue.js cli中,但找不到全局导入它们的方法 当我尝试将它们导入到.vue文件(如Javascript 将js文件全局导入vuejs 3,javascript,vue.js,vuejs3,Javascript,Vue.js,Vuejs3,您好,我正在尝试将jQuery和THREEJS导入到我的Vue.js cli中,但找不到全局导入它们的方法 当我尝试将它们导入到.vue文件(如home.vue)时,会出现此错误 “导入”和“导出”只能出现在顶层(5:4) 因此,我尝试使用window将它们导入main.js。$=window.jQuery=require('jQuery') 但是我得到了下面的错误 未定义“$” 三个也一样 我在网上查过,但大多数答案都是关于VueJS2的 编辑: 这是我在Home.vue中的脚本 var sc
home.vue
)时,会出现此错误
“导入”和“导出”只能出现在顶层(5:4)
因此,我尝试使用window将它们导入main.js。$=window.jQuery=require('jQuery')
但是我得到了下面的错误
未定义“$”
三个也一样
我在网上查过,但大多数答案都是关于VueJS2的
编辑:
这是我在Home.vue中的脚本
var scene = new THREE.Scene();
var camera = new THREE.PerspectiveCamera(50, 1, 0.1, 1000);
var renderer = new THREE.WebGLRenderer({alpha: true});
renderer.setSize(200, 200);
$('.icon').append(renderer.domElement);
var geometry = new THREE.IcosahedronBufferGeometry();
var edges = new THREE.EdgesGeometry(geometry);
var line = new THREE.LineSegments(edges, new THREE.LineBasicMaterial({color: 0xffffff}));
scene.add(line);
camera.position.z = 2.5;
var animate = function () {
requestAnimationFrame(animate);
line.rotation.x += 0.0025;
line.rotation.y += 0.01;
renderer.render(scene, camera);
};
animate();
这就是我试图调用gloabally THREE和jQuery的地方:
import { createApp } from 'vue'
import App from './App.vue'
import Loading from './Loading.vue'
import router from './router'
window.$ = require('jquery')
window.JQuery = require('jquery')
window.THREE = require('three')
createApp(App).use(router).mount('#app')
createApp(Loading).mount('#loading')
和package.json
{
"name": "portfolio-app",
"version": "0.1.0",
"private": true,
"scripts": {
"serve": "vue-cli-service serve",
"build": "vue-cli-service build",
"lint": "vue-cli-service lint"
},
"dependencies": {
"core-js": "^3.6.5",
"vue": "^3.0.0",
"vue-nprogress": "^0.2.0",
"vue-router": "^4.0.0-0"
},
"devDependencies": {
"@vue/cli-plugin-babel": "~4.5.0",
"@vue/cli-plugin-eslint": "~4.5.0",
"@vue/cli-plugin-router": "^4.5.9",
"@vue/cli-service": "~4.5.0",
"@vue/compiler-sfc": "^3.0.0",
"babel-eslint": "^10.1.0",
"eslint": "^6.7.2",
"eslint-plugin-vue": "^7.0.0-0",
"node-sass": "^4.12.0",
"sass-loader": "^8.0.2"
}
}
不要试图在全局范围内定义它们,只要在想要使用它们时需要它们,在Home.vue
中,您应该有如下内容:
const $ = require('jquery')
const THREE = require('three')
export default{
name:'Home',
...
mounted(){
var scene = new THREE.Scene();
var camera = new THREE.PerspectiveCamera(50, 1, 0.1, 1000);
var renderer = new THREE.WebGLRenderer({alpha: true});
renderer.setSize(200, 200);
$('.icon').append(renderer.domElement);
var geometry = new THREE.IcosahedronBufferGeometry();
var edges = new THREE.EdgesGeometry(geometry);
var line = new THREE.LineSegments(edges, new THREE.LineBasicMaterial({color: 0xffffff}));
scene.add(line);
camera.position.z = 2.5;
var animate = function () {
requestAnimationFrame(animate);
line.rotation.x += 0.0025;
line.rotation.y += 0.01;
renderer.render(scene, camera);
};
animate();
}
}
}
请分享整个代码和软件包。jsonDone,我编辑了帖子,效果很好,谢谢!我是VueJS新手导入globaly是一个坏习惯吗?不客气,这不是一个坏习惯,但如果在某些组件中需要它,只需要在该组件中使用它