Merge pull request #4920 from IgniteUI/iganchev/select-label-position

Ensure there is no initial placeholder value #4236

Author: kdinev

projects/igniteui-angular/src/lib/select/select.component.html

@@ -7,7 +7,7 @@
     </ng-container>
         <input #input class="input" type="text" igxInput [igxSelectItemNavigation]="this"
             readonly="true"
-            [placeholder]="this.placeholder"
+            [attr.placeholder]="this.placeholder"
             [value]="this.selectionValue"
             role="combobox"
             aria-haspopup="listbox"

projects/igniteui-angular/src/lib/select/select.component.ts

@@ -118,7 +118,7 @@ export class IgxSelectComponent extends IgxDropDownComponent implements IgxSelec
      * An @Input property that sets input placeholder.
      *
      */
-    @Input() public placeholder = '';
+    @Input() public placeholder;
     /**
      * An @Input property that disables the `IgxSelectComponent`.
      * ```html