how to create a parent chiled dropdown in angular 2?SRSujeet Raman7yAsked Apr 9, 2019, 7:09 AM722TypeScripti have a plane drop down with checkbox,like (this is my app https://stackblitz.com/edit/angular-xem199 ) A[] B[] C[] D[] Now i want to change my dropdown as A[] a[] b[] c[] B[] a[] b[] c[] RepliesKnow the answer? Post it — somebody with the same question will find it here.Sign in to answer this questionIt is the same account you read, post and publish with — and you will come straight back to this page.Sign inCreate an account
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