Run results for: innerHTML vs insertAdjacentHTML vs appendChild vs insertAdjacentElement

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 YaBrowser/23.7.3.823 Yowser/2.5 Safari/537.36

Browser: Yandex Browser 23

Operating system: Windows

Device Platform: Desktop

Date tested: 8 months ago

Test name	Executions per second
1) innerHTML +=	1791609.0 Ops/sec
2) insertAdjacentHTML	291477.8 Ops/sec
3) appendChild	1386371.0 Ops/sec
4) insertAdjacentElement	1313308.0 Ops/sec

Script Preparation code:

 box1 = document.createElement("div");

 box2 = document.createElement("div");
 box2HTML = box2.innerHTML;

Tests:

1) innerHTML +=
box1.innerHTML += box2HTML;
2) insertAdjacentHTML
box1.insertAdjacentHTML('beforeend', box2HTML);
3) appendChild
box1.appendChild(box2);
4) insertAdjacentElement
box1.insertAdjacentElement('beforeend', box2);

Run results for: innerHTML vs insertAdjacentHTML vs appendChild vs insertAdjacentElement

innerHTML vs insertAdjacentHTML vs appendChild vs insertAdjacentElement

1) innerHTML +=

2) insertAdjacentHTML

3) appendChild

4) insertAdjacentElement