Javascript examples.

Examples/javascript/class/runme.js

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+var example = require("./build/Release/example");
+
+// ----- Object creation -----
+
+console.log("Creating some objects:");
+c = new example.Circle(10);
+console.log("Created circle " + c);
+s = new example.Square(10);
+console.log("Created square " + s);
+
+// ----- Access a static member -----
+console.log("\nA total of " + example.Shape.nshapes + " shapes were created"); // access static member as properties of the class object
+
+// ----- Member data access -----
+// Set the location of the object.
+// Note: methods in the base class Shape are used since
+// x and y are defined there.
+
+c.x = 20;
+c.y = 30;
+s.x = -10;
+s.y = 5;
+
+console.log("\nHere is their new position:");
+console.log("Circle = (" + c.x + "," + c.y + ")");
+console.log("Square = (" + s.x + "," + s.y + ")");
+
+// ----- Call some methods -----
+console.log("\nHere are some properties of the shapes:");
+console.log("Circle:");
+console.log("area = " + c.area() + "");
+console.log("perimeter = " + c.perimeter() + "");
+console.log("\n");
+console.log("Square:");
+console.log("area = " + s.area() + "");
+console.log("perimeter = " + s.perimeter() + "");
+
+// ----- Delete everything -----
+console.log("\nGuess I'll clean up now");
+// Note: this invokes the virtual destructor
+delete c;
+delete s;
+
+console.log(example.Shape.nshapes + " shapes remain");
+
+console.log("Goodbye");