Ytukyg

i am getting message of Sorted by variable-name ascending/descending under column name

 <mat-table *ngIf="showReportInfo" [dataSource]="dataSource" matSort class="table table-sm table-hover table-condensed table-bordered " style="width:100%">

      <ng-container matColumnDef="createdBy">

        <mat-header-cell *matHeaderCellDef mat-sort-header>Created By</mat-header-cell>

        <mat-cell *matCellDef="let reportObject">{{reportObject.createdBy}}</mat-cell>

      </ng-container>

      <ng-container matColumnDef="modifyDate">

        <mat-header-cell *matHeaderCellDef mat-sort-header>Time</mat-header-cell>

        <mat-cell *matCellDef="let reportObject">{{reportObject.modifyDate | date:'dd-MMM-yy h:mm:ss a '}}</mat-cell>

      </ng-container>

      <ng-container matColumnDef="serverRevision">

        <mat-header-cell *matHeaderCellDef mat-sort-header>Server Revision</mat-header-cell>

        <mat-cell *matCellDef="let reportObject">{{reportObject.serverRevision}}</mat-cell>

      </ng-container>

      <!-- <div *ngIf="showSpinnerRepInfo" id="loading" style="position:relative;" class="center">

          <i id="loading-image" class="fa fas fa-spinner fa-spin center" style="margin-top: 10%; margin-bottom: 50%; font-size:300%"></i>

      </div> -->

      <mat-header-row *matHeaderRowDef="displayedColoumns" color="primary"></mat-header-row>

      <mat-row *matRowDef="let row; columns:displayedColoumns"  (click)=" onClickRow(row)" [ngClass]="{'highlight': selectedServerRevision == row.serverRevision}"></mat-row>    

    </mat-table>