Angular 2.x selecting DOM element

Question

I know it should be easy but angular 2.0 has no many examples yet..

In one of my components in some case I need to add class on my body tag. But my application is bo

Answer 1

As of angular 2.4 you should inject the DOCUMENT and don't interact with any adapter:

import { Component, Inject } from '@angular/core';
import { DOCUMENT } from '@angular/platform-browser';

@Component({})
export class MyClass {

    constructor (@Inject(DOCUMENT) private document) { }

    doSomething() {
        this.document.someMethodOfDocument();
    }
}

Further reading: https://github.com/angular/angular/issues/8509