Run results for: User Agent search

Test name	Executions per second
✓ Match + if	17,546,012 Ops/sec
Includes	7,149,838 Ops/sec
Named groups match	1,659,759 Ops/sec

Script Preparation code:

/*your preparation JavaScript code goes here
To execute async code during the script preparation, wrap it as function globalMeasureThatScriptPrepareFunction, example:*/
async function globalMeasureThatScriptPrepareFunction() {
    // This function is optional, feel free to remove it.
    // await someThing();
}

Tests:

Named groups match
/*When writing async/deferred tests, use `deferred.resolve()` to mark test as done*/ Object.entries('Mozilla/5.0 (iPhone; CPU iPhone OS 16_6 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.6 Mobile/15E148 Safari/604.1'.match(/(?<Android>Android)|(?<Windows>Win)|(?<OSX>Mac)|(?<Linux>Linux)|(?<iOS>like Mac)/).groups).find(([key, value]) => value)[0]
Match + if
const match = 'Mozilla/5.0 (iPhone; CPU iPhone OS 16_6 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.6 Mobile/15E148 Safari/604.1'.match(/Android|Win|Mac|Linux|like Mac/)[0]; let operatingSystem; if (match === 'Win') { operatingSystem = 'Windows'; } else if (match === 'Mac') { operatingSystem = 'OSX'; } else if (match === 'Linux') { operatingSystem = 'Linux'; } else if (match === 'Adnroid') { operatingSystem = 'Android'; } else if (match === 'like Mac') { operatingSystem = 'iOS'; }
Includes
const userAgent = 'Mozilla/5.0 (iPhone; CPU iPhone OS 16_6 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.6 Mobile/15E148 Safari/604.1'; if (userAgent.includes('Win')) { operatingSystem = 'Windows'; } else if (userAgent.includes('Mac')) { operatingSystem = 'OSX'; } else if (userAgent.includes('Linux')) { operatingSystem = 'Linux'; } else if (userAgent.includes('Android')) { operatingSystem = 'Android'; } else if (userAgent.includes('like Mac')) { operatingSystem = 'iOS'; }

Run results for: User Agent search

Named groups match

Match + if

Includes