Run results for: Closure plus class check versus function apply

Run details:

User agent: Mozilla/5.0 (Android 11; Mobile; rv:100.0) Gecko/100.0 Firefox/100.0

Browser: Firefox Mobile 100

Operating system: Android

Device Platform: Mobile

Date tested: one year ago

Test name	Executions per second
Closure plus class check	39525.8 Ops/sec
Function apply	36903.6 Ops/sec

Tests:

Closure plus class check
class Foo {} class Bar extends Foo { add(a, b) { return a + b; } } function apply(ctor, impl, op) { if (impl instanceof ctor) { return op(impl); } } const bar = new Bar(); apply(Bar, bar, impl => impl.add(3, 5));
Function apply
class Foo {} class Bar extends Foo { add(a, b) { return a + b; } } const bar = new Bar(); const fn = bar['add']; if (fn) { return fn.apply(bar, [3, 5]); }