<li *ngFor="let item of list" [value]="item.code">
  <a (click)="setInputText(item.code)">{{item.description}}</a>
</li>

@Input() list: any[];
@Input() description: any;
@Input() code: any;

<app-search-dropdown [list]="List" [code]="'param1' [description]="'param2'"></app-search-dropdown>

List1 = {["one": "1", "two": "2"],["one":"11", "two": "22"]}
List2 = {["uno": "1", "due": "2"],["uno":"11", "due": "22"]}

<app-search-dropdown [list]="List1" [code]="'one' [description]="'two'"></app-search-dropdown>

<li *ngFor="let item of list" [value]="item.one">
<a (click)="setInputText(item.one)">{{item.two}}</a>
</li>