Benchmark: Bench arrays - MeasureThat.net

Script Preparation code:

var orig = [];
for (var i=0; i<10000; i++) {
  orig.push([i,i,i,i]);
}

Tests:

set
var next = []; for (var i=0, ito=orig.length; i<ito; i++) { var px = orig[i]; px[0]=i; px[1]=i; px[2]=i; px[3]=i; next.push(px); }
recreate
var next = []; for (var i=0, ito=orig.length; i<ito; i++) { var px = orig[i]; next.push([i,i,i,i]); }

Rendered benchmark preparation results:

Previous results

Test case name	Result
set
recreate

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Latest run results:

Run details: (Test run date: 6 years ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:57.0) Gecko/20100101 Firefox/57.0

Browser/OS: Firefox 57 on Windows

Test name	Executions per second
set	7524.6 Ops/sec
recreate	1682.1 Ops/sec

Bench arrays (version: 0)