import { Obj } from './ObjBean'; export class ExercisesBean extends Obj { answerIndex: number; wordArr: Array<WordBean> = []; } export class WordBean extends Obj { letterArr: Array<LetterBean> = []; } export class LetterBean extends Obj { /** 是否填空:0-否, 1 - 是*/ isFill: String = '0'; /** 是否着色:0-否, 1 - 是*/ isColor: String = '0'; } export function getDefaultExercisesBean() { const exercises = new ExercisesBean(); return exercises; } export function getDefaultLetterBean() { const letter = new LetterBean(); return letter; }