1.首先创建一个父类Father.js,使用export default默认导出。 'use strict'; class Father { constructor(name, age) {this.name =name;this.age =age; } work() { console.log('fater in the hard work'); } } exportdefaultFather; 2.在html的script中的使用,script默认写js代码,或者使用src引入js文件...
使用export、export default导出类Class,import导入调用类的方法 1.首先创建一个父类Father.js,使用export default默认导出。 'use strict'; class Father { constructor(name, age) {this.name =name;this.age =age; } work() { console.log('fater in the hard work'); } } exportdefaultFather; 1. 2....
JSExport() Default constructor, initializes a new instance of this class. JSExport(IntPtr) A constructor used when creating managed representations of unmanaged objects; Called by the runtime. JSExport(NSObjectFlag) Constructor to call on derived classes to skip initialization and merely allocate...
代码示例 exportdefaultclassChart{constructor(data){this.data=data;}render(){// rendering logic here}}importChartfrom'path/to/Chart';constchartData=[...];// some data for the chartconstchart=newChart(chartData);chart.render(); 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14...
Default constructor, initializes a new instance of this class. JSExport(NSObjectFlag) Constructor to call on derived classes to skip initialization and merely allocate the object. JSExport(IntPtr) A constructor used when creating managed representations of unmanaged objects; Called by the runtime. ...
ECMAScript 2015 规范在 JavaScript 语言中引入了module,也有了 import 和 export 语句。在本文中,我们一起来学习 JavaScript 模块,以及怎样用import和export来组织代码。 模块化编程 在JavaScript 中出现模块的概念之前,当我们想要把自己的代码组织为多个块时,一般会创建多个文件,并且将它们链接为单独的脚本。下面先举例...
/**创建模块 module.exports.js*/class Person { constructor (name) {this.name =name console.info('name:', name); } } module.exports=Person;/**引用模块 server.js*/const Person= require('./module.exports.js') console.log('--->',newPerson('lisi')); 说...
(mt.url);// console.log(mt.age);// console.log(mt.add(3,4));//---modelChild.js(继承)---export {webName, url, year,add,User} from './modeltest.js'; //User类的default必须去掉,否则无法访问export default class Student{constructor(){console.log('Student被创建了');}}复制代码 ---...
class popupPlugin { constructor() { this.manageWeatherDashboardObj = new ManageWeatherDashboard(); } validateStr(str) { const onlyLettersAndSpaces = /^[a-zA-Z][a-zA-Z\s]*$/; if(str.trim().length > 0 && str.match(onlyLettersAndSpaces)) { ...
{ defaultClass: 'csv', buttonContent: 'Export to csv', separator: ',', mimeType: 'text/csv', fileExtension: '.csv', enforceStrictRFC4180: true }, /** * TXT (Plain Text) file extension configuration * @memberof TableExport.prototype */ txt: { defaultClass: 'txt', buttonContent: '...