tela home json externo

gistfile1.txt

<ion-header>
  <ion-navbar>
    <button ion-button menuToggle>
      <ion-icon name="menu"></ion-icon>
    </button>
    <ion-title>Home</ion-title>
  </ion-navbar>
</ion-header>

<ion-content padding>
  <h3>Ionic Menu Starter</h3>


  
  
  <button ion-button block (click)="AtualizarMedicoes()">atualizar medicao</button>
  <button ion-button block (click)="GetAllMedicoes()">Ver medicao</button>
  

  <ion-list>
 <button ion-item *ngFor="let med of this.database.arrayMedicoes">
  {{med.DATA}},{{med.HORA}},{{med.NIVEL}}
 </button>
</ion-list>
</ion-content>