<mat-label*ngIf="flowControl.value !=null">Flow or Function : {{this.flowControl.value.split(':')[0]}}:{{this.flowControl.value.split(':')[1]}}</mat-label>
<mat-label*ngIf="flowControl.value !=null">Flow or Function : {{this.flowControl.value.split(':')[0]}}:{{this.flowControl.value.split(':')[this.flowControl.value.split(':').length -2]}}</mat-label>