upload and save file with material angular in local code example

Example: angular material upload file

<div class="card" >
  <div class="card-header">
    File Upload
  </div>
  <div class="card-body">
    <mat-form-field>
  <div>
    <mat-toolbar>
      <!-- Display files names -->
      <input matInput [(ngModel)]="fileAttr" readonly name="name" />

      <!-- Browse Button -->
      <button mat-flat-button color="primary">
        Browse File
      </button>
    </mat-toolbar>

    <!-- Fetch selected filed on change -->
    <input type="file" #fileInput id="uploadFile" (change)="uploadFileEvt($event)" name="uploadFile" multiple="multiple"
      accept="image/*" />
  </div>
</mat-form-field>
  </div>

  <div class="card-footer">
    <div><img src="{{dataimage}}" width="300px"></div>
  </div>
</div>