
    <form nz-form [formGroup]="validateForm" (ngSubmit)="submitForm()">
      <nz-form-item>
        <nz-form-label [nzSm]="6" nzFor="mention">Top coders</nz-form-label>
        <nz-form-control [nzSm]="16" nzErrorTip="More than one must be selected!">
          <nz-mention #mentions [nzSuggestions]="suggestions">
            <textarea
              rows="1"
              id="mention"
              placeholder="input here"
              formControlName="mention"
              nzMentionTrigger
              nz-input
            ></textarea>
          </nz-mention>
        </nz-form-control>
      </nz-form-item>
      <nz-form-item nz-row style="margin-bottom:8px;">
        <nz-form-control [nzSpan]="14" [nzOffset]="6">
          <div class="cta-wrapper">
            <button type="button" nz-button nzType="primary" (click)="submitForm()">Submit</button>
            <button type="button" nz-button (click)="resetForm()">Reset</button>
          </div>
        </nz-form-control>
      </nz-form-item>
    </form>
  