Run results for: Lodash sumBy string vs array vs function

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.106 Safari/537.36

Browser: Chrome 80

Operating system: Windows

Device Platform: Desktop

Date tested: 5 years ago

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

​x
 
​
<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Script Preparation code:

var arr = [];
for(var i = 0; i < 100; i++){
  arr.push({a: {b:1}});
}

 
var arr = [];for(var i = 0; i < 100; i++){  arr.push({a: {b:1}});}

Tests:

sumBy with function
_.sumBy(arr, (item) => item.a.b)
_.sumBy(arr, (item) => item.a.b)
sumBy with array
_.sumBy(arr, ["a", "b"])
_.sumBy(arr, ["a", "b"])
sumBy with string
_.sumBy(arr, "a.b")
_.sumBy(arr, "a.b")