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error TS2420: Class 'ResultPage' incorrectly implements interface 'ResultPageInterface'. Property 'entries' is missing in type 'ResultPage'.
这是界面的代码
export interface ResultPageInterface { entries:Array<any>; page_number:number; page_size:number; @R_831_10586@l_entries:number; } export class ResultPage implements ResultPageInterface {}
import { Injectable } from '@angular/core'; import { ResultPage } from '../interfaces/result-page.interface'; @Injectable() export class someClass { constructor() {} buildPage(res:any): ResultPage { let page:resultPage = new ResultPage(); page.entries = res.data; page.page_number = res.pagination.page_number; page.page_size = res.pagination.page_size; page.@R_831_10586@l_entries = res.pagination.@R_831_10586@l_entries; return page; } }
class ResultPage implements ResultPageInterface { public entries: Array<any>; public page_number: number; public page_size: number; public @R_831_10586@l_entries: number; constructor() { this.entries = []; } }
您还可以将成员设为私有并使用getter:
class ResultPage implements ResultPageInterface { private _entries: Array<any>; private _page_number: number; private _page_size: number; private _@R_831_10586@l_entries: number; constructor() { this._entries = []; } public get entries() { return this._entries; } public get page_number() { return this._page_number; } public get page_size() { return this._page_size; } public get @R_831_10586@l_entries() { return this._@R_831_10586@l_entries; } }
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