Run results for: inheritance new vs Object.create

Run details:

User agent: Mozilla/5.0 (X11; Fedora; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.125 Safari/537.36

Browser: Chrome 84

Operating system: Fedora

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
new operator	46608.0 Ops/sec
Object.create method	43356.6 Ops/sec

Tests:

new operator
function foo(){} foo.prototype = { foo_prop: "foo val" }; function bar(){} var proto = new foo; proto.bar_prop = "bar val"; bar.prototype = proto; var inst = new bar; console.log(inst.foo_prop); console.log(inst.bar_prop);
Object.create method
function foo(){} foo.prototype = { foo_prop: "foo val" }; function bar(){} var proto = Object.create( foo.prototype ); proto.bar_prop = "bar val"; bar.prototype = proto; var inst = new bar; console.log(inst.foo_prop); console.log(inst.bar_prop);