Alexander Belov

<div *ngFor="let oneBlog of Blog.Blog">
    <p *ngIf="Blog.Blog?.length > 0">Опубликовано - {{oneBlog.Release}}</p>
</div>

var myCars = [ 
  { bmw: "E30", audi: "80", toyota: "Camry"}, 
  { bmw: "E46", audi: "TT", toyota: "Prius"}, 
  { bmw: "E92", audi: "100", toyota: "Tundra"} 
];

var bmwCars = myCars.map( function(a) {return a.bmw});

console.log(bmwCars);//["E30", "E46", "E92"]

@Component({
      moduleId: module.id,
      selector: 'sidebar-module'
      ...
    });

export const routes: Routes = [
...
  { path: 'users/:id', component: SidebarModule }
 ...
];

var num = "10987.100",
check = num.substring(num.lastIndexOf(".") + 1);

check.length > 2 ? alert("Error!") : alert("OK!")