Run results for: flatMap() vs filter().map() vs map().filter()

Run details:

User agent: Mozilla/5.0 (Linux; Android 13) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.0.0 Mobile Safari/537.36

Browser: Chrome Mobile 113

Operating system: Android

Device Platform: Mobile

Date tested: one year ago

Script Preparation code:

var arr = [];
var i = 0;

while (i <= 1E5) arr[i] = i++;

Tests:

filter().map()
arr.filter(x => x % 3).map(x => x/100)
flatMap()
arr.flatMap(x => x % 3 ? x/100 : [])
map().filter(Boolean)
arr.map(x => x % 3 ? x/100 : false).filter(Boolean)
map().filter(=>)
arr.map(x => x % 3 ? x/100 : false).filter(x => undefined !== x)