qwertie · August 7, 2018 19:21
diff --git a/private-box.ts b/private-box.ts
 class PrivateBox {
  constructor(private width: number, private height: number) {}
  area() { return this.width * this.height; }
 }
 let x = new PrivateBox(4, 5);
 console.log(x.area()); // OK
 console.log(x.width); // ERROR: 'width' is private and only 
                      // accessible within class 'PrivateBox'.
	class PrivateBox {
	constructor(private width: number, private height: number) {}
	area() { return this.width * this.height; }
	}
	let x = new PrivateBox(4, 5);
	console.log(x.area()); // OK
	console.log(x.width); // ERROR: 'width' is private and only
	// accessible within class 'PrivateBox'.