Run results for: native vs filter

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.116 Safari/537.36

Browser: Chrome 83

Operating system: Windows

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
native	272346.4 Ops/sec
filter	500069.3 Ops/sec

Script Preparation code:

var multiSelectCustom = {};

multiSelectCustom.popUpEntries = ["abc","def","ghi","jkl","mno","pqr","stu","vwx"];
multiSelectCustom.multiSelectSearchQuery = "g";

 multiSelectCustom.stringContains = function(theString,query) {
        var lowerString = theString.trim().toLowerCase();
        var lowerQuery  = query.trim().toLowerCase();
        if ( lowerString.indexOf(lowerQuery) !== -1 ) return true;
        return false;
    };

Tests:

native
var newEntries = []; for ( var i = 0; i < multiSelectCustom.popUpEntries.length; i ++) { if ( multiSelectCustom.stringContains(multiSelectCustom.popUpEntries[i],multiSelectCustom.multiSelectSearchQuery) === true ) { newEntries.push(multiSelectCustom.popUpEntries[i]); } } multiSelectCustom.filteredEntries = newEntries;
filter
multiSelectCustom.filteredEntries = multiSelectCustom.popUpEntries.filter(word => multiSelectCustom.stringContains(word, multiSelectCustom.multiSelectSearchQuery));