Benchmark: every vs for - MeasureThat.net

Script Preparation code:

var k = 'y';
var a = 'a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,r,q,s,t,u,v,w,x,y,z'.split(',');

Tests:

for
for (let i = 0, l = a.length; i < l; ++i) { if (a[i] === k) return false; } return true
every
return a.every(key => { return key !== k; })

Rendered benchmark preparation results:

Previous results

Test case name	Result
for
every

ⓘ Get performance results from real users on your website with Request Metrics.

Latest run results:

Run details: (Test run date: 5 years ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36

Browser/OS: Chrome 69 on Windows

Test name	Executions per second
for	142282.0 Ops/sec
every	261288.7 Ops/sec

every vs for (version: 0)