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In the final version of Angular 2.x / 4.x - here's the docs https://angular.io/docs/ts/latest/api/common/index/Location-class.html

/* typescript */

import { Location } from '@angular/common';
// import stuff here

@Component({
// declare component here
})
export class MyComponent {
  
  // inject location into component constructor
  constructor(private location: Location) { }

  cancel() {
    this.location.back(); // <-- go back to previous location on cancel
  }
}

In the final version of Angular 2.x / 4.x - here's the docs https://angular.io/api/common/Location

/* typescript */

import { Location } from '@angular/common';
// import stuff here

@Component({
// declare component here
})
export class MyComponent {
  
  // inject location into component constructor
  constructor(private location: Location) { }

  cancel() {
    this.location.back(); // <-- go back to previous location on cancel
  }
}

In the final version of Angular 2.x / 4.x:

/* typescript */

import { Location } from '@angular/common';
// more imports here...

@Component({
  // component's declarations here
})
export class MyComponent {

  constructor(private location: Location) { } // inject Location into class constructor

  cancel() {
    this.location.back(); // <-- go back to previous location on cancel
  }
}

Have a look in the docs https://angular.io/docs/ts/latest/api/common/index/Location-class.html

In the final version of Angular 2.x / 4.x - here's the docs https://angular.io/docs/ts/latest/api/common/index/Location-class.html

/* typescript */

import { Location } from '@angular/common';
// import stuff here

@Component({
// declare component here
})
export class MyComponent {
  
  // inject location into component constructor
  constructor(private location: Location) { }

  cancel() {
    this.location.back(); // <-- go back to previous location on cancel
  }
}

In the final version of Angular 2.x / 4.x:

/* typescript */

import { Location } from '@angular/common';
// more imports here...

@Component({
  // component's declarations here
})
export class MyComponent {

  constructor(private location: Location) { } // inject Location into class constructor

  cancel() {
    this.location.back(); // <-- go back to previous location on cancel
  }
}

Have a look in the docs https://angular.io/docs/ts/latest/api/common/index/Location-class.html

In the final version of Angular 2.x / 4.x:

/* typescript */

import { Location } from '@angular/common';
// more imports here...

@Component({
  // component's declarations here
})
export class MyComponent {

  constructor(private location: Location) { } // inject Location into class constructor

  cancel() {
    this.location.back(); // <-- go back to previous location on cancel
  }
}

Have a look in the docs https://angular.io/docs/ts/latest/api/common/index/Location-class.html