Add usage

tshemsedinov · tshemsedinov · commit 284692e41938 · 2019-01-12T13:41:26.000+02:00
diff --git a/JavaScript/3-class.js b/JavaScript/3-class.js
@@ -21,6 +21,13 @@ class Point {
   }
 }
 
+const point1 = new Point(0, 0);
+point1.move(1, -1);
+point1.move(10, 0);
+
+const point2 = Point.from(point1);
+point2.move(-7, 25);
+
 console.log('Point prototype:', Point.prototype);
 console.log('move prototype:', Point.prototype.move.prototype);
 console.log('constructor prototype:', Point.constructor.prototype);

Original file line number	Diff line number	Diff line change
`@@ -21,6 +21,13 @@ class Point {`
`21`	`21`	`}`
`22`	`22`	`}`
`23`	`23`
	`24`	`+const point1 = new Point(0, 0);`
	`25`	`+point1.move(1, -1);`
	`26`	`+point1.move(10, 0);`
	`27`	`+`
	`28`	`+const point2 = Point.from(point1);`
	`29`	`+point2.move(-7, 25);`
	`30`	`+`
`24`	`31`	`console.log('Point prototype:', Point.prototype);`
`25`	`32`	`console.log('move prototype:', Point.prototype.move.prototype);`
`26`	`33`	`console.log('constructor prototype:', Point.constructor.prototype);`