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EN

const routes: Routes = [
  { path: 'product/:productId', component: ProductComponent }
]

import { Component, OnInit } from '@angular/core';
import { ActivatedRoute } from '@angular/router';

@Component({
    selector: 'app-product',
    template: '<h1>Product Page</h1>'
})
export class ProductComponent implements OnInit {
    constructor(private route: ActivatedRoute) { }

    ngOnInit() {
        this.route.params
            .subscribe(params => {
                console.log(params);
            })
    }
}