To create or upgrade to an Angular 5 project, use the (version 1.5 or later):
: Used for reactive programming and handling asynchronous data streams. Subject : A basic multicaster. Angular 5 Projects
: Mastery of Components , Data Binding , Directives , Services , and Dependency Injection is essential. Setting Up Your Environment To create or upgrade to an Angular 5
: Angular 5 explicitly uses this version to manage types and object-oriented structures. Angular 5 Projects