ng2-pipes/src/app/pipes/math/floor.ts

Useful angular2 pipes

import {PipeTransform, Pipe, Injectable} from '@angular/core';

@Injectable()
@Pipe({name: 'floor'})
export class FloorPipe implements PipeTransform {

  transform(num: number, precision: number = 0):number {
    if (precision <= 0) {
      return Math.floor(num);
    }

    const tho = 10 ** precision;
    return Math.floor(num * tho) / tho;
  }
}