Run results for: Tuple vs record

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:144.0) Gecko/20100101 Firefox/144.0

Browser: Firefox 144

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: 10 months ago

Benchmark engine: Benchmark.js

Record

48K/s

Tuple

36K/s

View exact numbers

Test name	Executions per second
✓ Record	48,233 Ops/sec
Tuple	35,920 Ops/sec

Tests:

Tuple
const ITEMS = 5000; const tuples = [] for( var i = 0; i < ITEMS; i++ ){ tuples.push([1,i]); } let sum = 0; for( const tuple of tuples){ sum += tuple[0]; } if( sum !== ITEMS ) { console.log("FAIL!") }
Record
const ITEMS = 5000; const tuples = [] for( var i = 0; i < ITEMS; i++ ){ tuples.push({start:1,end:i}); } let sum = 0; for( const tuple of tuples){ sum += tuple.start; } if( sum !== ITEMS ) { console.log("FAIL!") }