Run results for: Conditionally deleting element vs try/catch

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.0.0 Safari/537.36

Browser: Chrome 108

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

HTML Preparation code:

<div></div>

Script Preparation code:

var testDiv = document.createElement('link');
testDiv.setAttribute('id', 'testElement');
//document.head.appendChild(testDiv);

Tests:

Conditional
if (document.getElementById('testElement')) { document.head.removeChild(testDiv); }
trycatch
try { document.head.removeChild(testDiv); } catch(e) { // Nobody is home }
querySelector
if (document.querySelector('#testElement')) { document.head.removeChild(testDiv); }