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- import { Pipe, PipeTransform } from '@angular/core';
- @Pipe({
- name: 'LeftPaddingFilter',
- pure: false
- })
- export class LeftPaddingFilter implements PipeTransform {
- transform(item: string): string {
- return (String('0').repeat(4) + item).substr((4 * -1), 4);
- }
- }
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