I want show hide class "has-error" by boolean variable for input of <p-calendar>
on PrimeNg Angular 2 with properties inputStyleClass
<p-calendar [(ngModel)]="fromDate" [showIcon]="true" dateFormat="mm/dd/yy" styleClass="datepicker" inputStyleClass="has-error" pTooltip = "From Date less than To Date" tooltipPosition="top" [tooltipDisabled]="isValidFromDate" (keydown)="keydownSearch($event)"></p-calendar>
I tried set inputStyleClass="has-error: isHasError" with isHasError is true || false but it isn't working