Run results for: isApplicationJsonSplit vs isApplicationJsonIncludes

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.0.0 Safari/537.36

Browser: Chrome 109

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
isApplicationJsonSplit	2579145.2 Ops/sec
isApplicationJsonIncludes	4144491.0 Ops/sec

Script Preparation code:

var header = "application/json; utf-8";

var isApplicationJsonSplit = (text) =>
    text !== undefined &&
    text
    .split(";")
    .map((str) => str.trim())
    .some((str) => str === "application/json");

var isApplicationJsonIncludes = (text) =>
    text !== undefined &&
    text.includes('application/json');

​x
 
var header = "application/json; utf-8";​var isApplicationJsonSplit = (text) =>    text !== undefined &&    text    .split(";")    .map((str) => str.trim())    .some((str) => str === "application/json");​var isApplicationJsonIncludes = (text) =>    text !== undefined &&    text.includes('application/json');

Tests:

isApplicationJsonSplit
isApplicationJsonSplit(header);
isApplicationJsonSplit(header);
isApplicationJsonIncludes
isApplicationJsonIncludes(header);
isApplicationJsonIncludes(header);