import { PipeTransform, Pipe } from '@angular/core'; /** * 将boolean类型徽章化 * * @example * ```html * * ``` */ @Pipe({ name: 'yn' }) export class YNPipe implements PipeTransform { transform(value, yes: string, no: string): string { if (value === true) { return '' + (yes || '是') + ''; } else { return '' + (no || '否') + ''; } } }