import { Pipe, PipeTransform, ReflectiveInjector } from '@angular/core'; import { Filters } from '../service/filters'; @Pipe({ name: 'splitBy' }) export class SplitByPipe implements PipeTransform { filters constructor( filters:Filters){ this.filters = filters; } /** * @ input 要过滤的输入 */ transform = (input,style,sep): any => { return this.filters.splitBy(input,style,sep); } }