Angular 8 hingga 9
First, update to the latest version of 8
ng update @angular/cli@8 @angular/core@8
Then, update to 9
ng update @angular/cli @angular/core
Ankur
First, update to the latest version of 8
ng update @angular/cli@8 @angular/core@8
Then, update to 9
ng update @angular/cli @angular/core
npm update @angular/material @angular/cdk