Run results for: flat() vs reduce/concat()

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.81 Safari/537.36

Browser: Chrome 94

Operating system: Windows

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
reduce + concat	4572638.0 Ops/sec
flat	672494.8 Ops/sec

Script Preparation code:

var params = [[ 1, 2 ], [ "hello", true, 7 ]];

Tests: