Run results for: Performance Test: indexOf + slice vs split

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Safari/537.36

Browser: Chrome 117

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
indexOf + slice	5545892.5 Ops/sec
split	7282972.5 Ops/sec

Script Preparation code:

var string = "I am the god of hellfire, and I bring you..."

AخA
 
var string = "I am the god of hellfire, and I bring you..."

Tests:

indexOf + slice
var position = string.indexOf(','); if (position === -1) position = string.length; var substring = string.slice(0, position);
var position = string.indexOf(',');
if (position === -1) position = string.length;
var substring = string.slice(0, position);
split
var substring = string.split(',')[0];
var substring = string.split(',')[0];