Run results for: Regexp vs includes method

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.132 Safari/537.36

Browser: Chrome 80

Operating system: Windows

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
With lower case	22887.4 Ops/sec
With regex	25180.0 Ops/sec

Script Preparation code:

var searchText = "New";
var testText1 = "NEW ABABABABABAABABAB";
var testText2 = "new ABABABABABAABABAB";

Tests:

With lower case
var lowerCaseSearchText = searchText.toLowerCase(); var lowerCaseTestText1 = testText1.toLowerCase(); var lowerCaseTestText2 = testText2.toLowerCase(); console.log(lowerCaseTestText1.includes(lowerCaseSearchText) || lowerCaseTestText2.includes(lowerCaseSearchText));
With regex
var regText = new RegExp(searchText, 'i'); var test1NameMatch = testText1.match(regText); var test2NameMatch = testText2.match(regText); console.log(test1NameMatch.length > 0 || test2NameMatch.length > 0);