Не печатать сотрудника, чей идентификатор начинается со специальных символов

import { Injectable } from '@angular/core';
import { HttpClient } from '@angular/common/http';
import { map } from 'rxjs/operators';
import { environment } from 'src/environments/environment';

@Injectable({
  providedIn: 'root'
})
export class ApiService {

  localUrlAPI: string = environment.urlAPI;

  constructor(private _http : HttpClient) { }

  getAllCollaborateurs(){
    return this._http.get<any>(this.localUrlAPI+"/annuaire/GetAnnuaire")
    .pipe(map((res:any)=>{
      return res.Data;
    }))
  }

}

import { Component, OnInit } from '@angular/core';
import { Router, ActivatedRoute } from '@angular/router';
import { ApiService } from 'src/app/services/api.service';

@Component({
  selector: 'app-grid',
  templateUrl: './grid.component.html',
  styleUrls: ['./grid.component.scss']
})
export class GridComponent implements OnInit {

  collaborateurData !: any[];
  public format = "dd/MM/yyyy";

  constructor(private api: ApiService, private router: Router, private activatedRoute: ActivatedRoute) { }

  ngOnInit(): void {
    this.getAllCollaborateur();
  }

  getAllCollaborateur(){
    this.api.getAllCollaborateurs()
    .subscribe(res=>{
      this.collaborateurData = res;
      console.info(this.collaborateurData)
    })
  }

}

<kendo-grid [kendoGridBinding] = "collaborateurData" [filterable] = "true" [resizable] = "true" [sortable] = "true" [pageable]=true [pageSize] = "15" class = "table">
  
  <!-- Column Id -->
  <kendo-grid-column field = "Id" title = "Matricule" [headerStyle] = "{'background-color': '#082d61', 'color': '#ffffff', 'font-weight': 'bold'}">
    <ng-template kendoGridFilterCellTemplate let-filter let-column = "column">
      <kendo-grid-string-filter-cell [column] = "column" [filter] = "filter" [showOperators] = "false">
      </kendo-grid-string-filter-cell>
    </ng-template>
    <ng-template kendoGridCellTemplate let-collaborateur>
      <div *ngIf = "collaborateur.TypeSalarie === 'A'">
        <a [routerLink] = "['/salarie/',collaborateur.Id]">{{ collaborateur.Id }}</a>
      </div>
      <div *ngIf = "collaborateur.TypeSalarie === 'I'">
        <a [routerLink] = "['/interimaire/',collaborateur.Id]">{{ collaborateur.Id }}</a>
      </div>
      <div *ngIf = "collaborateur.TypeSalarie === 'P'">
        <a [routerLink] = "['/prestataire/',collaborateur.Id]">{{ collaborateur.Id }}</a>
      </div>
    </ng-template>
  </kendo-grid-column>
  
</kendo-grid>