Run results for: test lodash js findIndex

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.2.1 Safari/605.1.15

Browser: Safari 17

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

Benchmark engine: Benchmark.js

find index js n = 1000

703K/s

find index lodash n = 1000

552K/s

find index js n = 10000

76K/s

find index lodash n = 10000

62K/s

find index js n = 100000

14K/s

find index lodash n = 100000

11K/s

find index js n = 1000000

966/s

find index lodash n = 1000000

791/s

find index js n = 10000000

388/s

find index lodash n = 10000000

310/s

View exact numbers

Test name	Executions per second
✓ find index js n = 1000	702,552 Ops/sec
find index lodash n = 1000	552,163 Ops/sec
find index js n = 10000	75,954 Ops/sec
find index lodash n = 10000	61,808 Ops/sec
find index js n = 100000	13,829 Ops/sec
find index lodash n = 100000	11,047 Ops/sec
find index js n = 1000000	966 Ops/sec
find index lodash n = 1000000	791 Ops/sec
find index js n = 10000000	388 Ops/sec
find index lodash n = 10000000	310 Ops/sec

HTML Preparation code:

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

Script Preparation code:

var n3 = 1000;
var n4 = 10000;
var n5 = 100000;
var n6 = 1000000;
var n7 = 10000000;
var find3 = 990;
var find4 = 9900;
var find5 = 55990;
var find6 = 789990;
var find7 = 2000990;
var array3 = [];
var array4 = [];
var array5 = [];
var array6 = [];
var array7 = [];
for(let i = 0; i < n3; i++) {
 array3.push(i); 
}
for(let i = 0; i < n4; i++) {
 array4.push(i); 
}
for(let i = 0; i < n5; i++) {
 array5.push(i); 
}
for(let i = 0; i < n6; i++) {
 array6.push(i); 
}
for(let i = 0; i < n7; i++) {
 array7.push(i); 
}
                      
function findIndexLodash(arr, element) { 
    _.findIndex(arr, function(el) { return el === element; });
}

function findIndexTS(arr, element) { 
    arr.findIndex((el) => { return el === element; });
}

Tests:

find index lodash n = 1000
findIndexLodash(array3, find3);
find index lodash n = 10000
findIndexLodash(array4, find4);
find index lodash n = 100000
findIndexLodash(array5, find5);
find index lodash n = 1000000
findIndexLodash(array6, find6);
find index lodash n = 10000000
findIndexLodash(array7, find7);
find index js n = 1000
findIndexTS(array3, find3);
find index js n = 10000
findIndexTS(array4, find4);
find index js n = 100000
findIndexTS(array5, find5);
find index js n = 1000000
findIndexTS(array6, find6);
find index js n = 10000000
findIndexTS(array7, find7);