Run results for: map n times 1 operation VS map 1 times n operation

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.110 Safari/537.36

Browser: Chrome 70

Operating system: Windows

Device Platform: Desktop

Date tested: 5 years ago

Test name	Executions per second
map n times 1 operation	3.3 Ops/sec
map 1 times n operation	1.3 Ops/sec

Script Preparation code:

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]

Tests:

map n times 1 operation
data.forEach(row => { console.log(row[1]) }) data.forEach(row => { console.log(row[0]) })
map 1 times n operation
data.forEach(row => { console.log(row[0]) console.log(row[1]) })