Run results for: generator check speed 2

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.132 YaBrowser/20.3.1.195 Yowser/2.5 Yptp/1.23 Safari/537.36

Browser: Yandex Browser 20

Operating system: Windows

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
default	59621.9 Ops/sec
generator	2786294.0 Ops/sec
of	2301410.0 Ops/sec
el var default	86147.5 Ops/sec

Script Preparation code:

var a = []
for (var i=0;i<100;i++) a.push({id:i,bool:i%2==1});

Tests:

default
var x = []; for (var elid in a){ if (a[elid].bool){ x.push(a[elid]); } }
generator
var x = a.filter(el=>el.bool)
of
var x = []; for (var el of a){ if (el.bool){ x.push(el); } }
el var default
var x = [],el; for (var elid in a){ el = a[elid]; if (el.bool){ x.push(el); } }

Run results for: generator check speed 2

default

generator

of

el var default