how to pass values with their labels on click event in angular4

I want to hide the li when clicking the plus button. here my data are passing but li is not clearing .(my output is like when clicking the plus button the datas are move but still the li is there.i want to remove the li instance)
enter image description here
my html code is

 <div class="searchResult-Container">
     <ul>
    <li *ngFor="let stocks of products"
     [class.selected]="stocks === selectedStock"
     (click)="onSelected(stocks)">
      <div class="row searchItem" style="margin:0px;">
       <!--search item starts-->
     <div class="col-md-10 col-sm-10 col-xs-12">
      <div class="row">
         <div class="col-md-6 col-sm-6 col-xs-12 hidden">
   <label>Item</label>
     <span>{{stocks.ItemID}} </span>
       </div>

and my TS code is

    onSelected(IComboDetails: IComboDetails): void {
    this.selectedStock = IComboDetails;

}

Source: New feed
Source Url how to pass values with their labels on click event in angular4