angular - start Date should currentDate in Ionic2 dateTime -

i trying set current date start date of datetime in ionic2. user should not able select yesterday or previous date.

this code.

 <ion-datetime class="date-input-box" min ="2017-04-05" displayformat="mm/dd/yy" pickerformat="mmm dd yyyy" [(ngmodel)]="event.date"(ionchange)="timechange()">  

i have seen plunker in ionic1. works fine. want in ionic2

http://embed.plnkr.co/mienslytrssicrox6qsh/preview

this same thing requirement.but in angular1.

i have tried

https://forum.ionicframework.com/t/ionic-2-date-picker-min-max-date/74492

it working fine.

play with plunker

.html

 <ion-item>   <ion-label>date</ion-label>   <ion-datetime displayformat="mm/dd/yy" pickerformat="mmm dd yyyy" min="2017-04-05"    max="2020-10-31" [(ngmodel)]="mydate">   </ion-datetime> </ion-item> 

.ts

 mydate="2017-04-05t17:48:20.084z";