typescript 和class 类1. import+export 1.1 导出示例 docker export -o nginx-test.tar nginx-test...
export class FetchService { async get<T>(url: string): Promise<T> { const response = await fetch(url); if (!response.ok) { throw new Error(response.statusText); } const data: T = await response.json(); return data; } async post<T>(url: string, body: any): Promise<T> { const...
import React, {PureComponent, Component} from "react"; class App extends PureComponent<IProps, IState>{} class App extends Component<IProps, IState> {} 那如果定义时候我们不知道组件的props的类型,只有在调用时才知道组件类型,该怎么办呢?这时泛型就发挥作用了: //定义组件class MyComponent<P> extends...
we can use a selector to distinguish them:** {@link controls.Button.(render:instance) | the render() method}** {@link controls.Button.(render:static) | the render() static member}** This is also how we refer to the class's constructor...
exportdefaultfunctionlog(){returnfunction(target: any, propertyKey: string, descriptor: PropertyDescriptor){// Save a reference to the original methodvaroriginalMethod = descriptor.value; descriptor.value =function(...args: any[]){varargsLog = args.map(a=>JSON.stringify...
// foo.ts 采用默认导出export default class Foo {}// 在其他文件导入时，会造成如下的弊端import Foo from './foo' // 这个语句是合法的。import Bar from './foo' // 这个语句也是合法的。具名导出的一个优势是，当代码中试图导入一个并未被导出的符号时，上面这段代码会报错。假设在 foo.ts 中有...
classPoint{publicx:number=0publicy:number=0constructor(x:number, y:number){this.x = x;this.y = y; } }// 无法从对象中删除某个属性,从而确保所有Point对象都具有属性xletp1 =newPoint(1.0,1.0);deletep1.x;// 在TypeScript和ArkTS中,都会产生编译时错误delete(p1asany).x;// 在TypeScript中不...
import{Component,Prop,Vue,Watch}from'vue-property-decorator';@ComponentexportdefaultclassTestextendsVue{privatename:string;} Prop 声明 代码语言:javascript 代码运行次数:0 运行 AI代码解释 @Prop({default:false})privateisCollapse!:boolean;@Prop({default:true})privateisFirstLevel!:boolean;@Prop({default:...
(修改子组件的描述)</button> <Son ref="son" /> </div> </template> <script lang='ts'> // lang要定义为ts import { Vue, Prop, Component } from "vue-property-decorator"; import Son from "./Son.vue"; @Component({ name: "Father", components: { Son } }) export default class ...
methodList, ...propertyList].join("\n\n"); return [`## ${intf.getName()} \n\n${doc}`, memberList].join("\n\n"); }); return [...classList, ...interfaceList].join("\n\n"); }); fs.writeFileSync("output.md", data.join("\n")); 在这个示例中,我们首先创建了一个...