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Run results for:
insertAdjacentHTML+innerText vs escape+insertAdjacentHTML
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=617367" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:143.0) Gecko/20100101 Firefox/143.0
Browser:
Firefox 143
Operating system:
Windows
Device Platform:
Desktop
Date tested:
7 months ago
Test name
Executions per second
insertAdjacentHTML+innerText
239.3 Ops/sec
escape+insertAdjacentHTML
649.6 Ops/sec
insertAdjacentHTML+innerText w/ lastElementChild
226.7 Ops/sec
HTML Preparation code:
<div id='dest'></div>
Script Preparation code:
const dest = document.getElementById('dest'); function escapeHtml(unsafe) { return unsafe .replace(/&/g, "&") .replace(/</g, "<") .replace(/>/g, ">"); }
Tests:
insertAdjacentHTML+innerText
for(var i=0; i<1000; ++i){ dest.insertAdjacentHTML("beforeend", "<p></p>"); dest.lastChild.innerText = `Hello ${i} & hello again.`; }
escape+insertAdjacentHTML
var html = ""; for(var i=0; i<1000; ++i){ html += `<p>${escapeHtml(`Hello ${i} & hello again.`)}</p>`; } dest.innerHTML = html;
insertAdjacentHTML+innerText w/ lastElementChild
for(var i=0; i<1000; ++i){ dest.insertAdjacentHTML("beforeend", "<p></p>"); dest.lastElementChild.innerText = `Hello ${i} & hello again.`; }