DOMBaseline · Widely available

The DOM (Document Object Model) API represents HTML and XML documents as trees of nodes. You can use the API to inspect and modify the structure and content of a document.

Supported in all major browsers for at least 30 months — safe to use without fallbacks. Baseline since Jul 29, 2015. Widely available since Jan 29, 2018.

How to use ↓Compare browsers

Browser support

DesktopChrome

1+Supportedsince Dec 11, 2008

Current: 155

Edge

12+Supportedsince Jul 29, 2015

Current: 154

Firefox

1+Supportedsince Nov 9, 2004

Current: 157

Safari

1+Supportedsince Jun 23, 2003

Current: 27

MobileChrome Android

18+Supportedsince Jun 27, 2012

Current: 155

Firefox Android

4+Supportedsince Mar 29, 2011

Current: 157

Safari iOS

1+Supportedsince Jun 29, 2007

Current: 27

How to use

This feature is Baseline widely available — use it freely, no fallback needed.

Example

Full syntax and examples are on MDN: Attr.

Feature detection

JS · check before using

if ("DOMException" in globalThis) {
  // DOMException is available
} else {
  // load a polyfill or use a fallback
}

Documentation (MDN)

Specification

dom.spec.whatwg.org ↗

Sub-features

Support for each part of the feature (287). The overall table above shows when the whole feature works.

Sub-feature	Chrome	Edge	Firefox	Safari	Chrome Android	Firefox Android	Safari iOS
Attr	1	12	1	1	18	4	1
Attr.localName	1	12	1	1	18	4	1
Attr.name	1	12	1	1	18	4	1
Attr.namespaceURI	1	12	1	1	18	4	1
Attr.ownerElement	1	12	1	1	18	4	1
Attr.prefix	1	12	1	1	18	4	1
Attr.value	1	12	1	1	18	4	1
CDATASection	1	12	1	3	18	4	1
CharacterData	1	12	1	1	18	4	1
CharacterData.after	54	17	49	10	54	49	10
CharacterData.appendData	1	12	1	1	18	4	1
CharacterData.before	54	17	49	10	54	49	10
CharacterData.data	1	12	1	1	18	4	1
CharacterData.deleteData	1	12	1	1	18	4	1
CharacterData.insertData	1	12	1	1	18	4	1
CharacterData.length	1	12	1	1	18	4	1
CharacterData.nextElementSibling	29	17	25	9	29	25	9
CharacterData.previousElementSibling	29	17	25	9	29	25	9
CharacterData.remove	24	12	23	7	25	23	7
CharacterData.replaceData	1	12	1	1	18	4	1

Show 267 more

Sub-feature	Chrome	Edge	Firefox	Safari	Chrome Android	Firefox Android	Safari iOS
CharacterData.replaceWith	54	17	49	10	54	49	10
CharacterData.substringData	1	12	1	1	18	4	1
Comment	1	12	1	3	18	4	1
Comment.Comment	29	16	24	8	29	24	8
DOMException	1	12	1	1	18	4	1
DOMException.DOMException	46	79	37	10.1	46	37	10.3
DOMException.message	1	12	1	1	18	4	1
DOMException.name	1	12	1	1	18	4	1
DOMImplementation	1	12	1	1	18	4	1
DOMImplementation.createDocument	1	12	1	1	18	4	1
DOMImplementation.createDocumentType	1	12	1	1	18	4	1
DOMImplementation.createHTMLDocument	1	12	4	1	18	4	1
DOMStringList	1	12	1	5.1	18	4	5
DOMStringList.contains	1	12	1.5	5.1	18	4	5
DOMStringList.item	1	12	1	5.1	18	4	5
DOMStringList.length	1	12	1	5.1	18	4	5
DOMTokenList	8	12	3.6	5.1	18	4	5
DOMTokenList.@@iterator	42	16	36	10.1	42	36	10.3
DOMTokenList.add	8	12	3.6	5.1	18	4	5
DOMTokenList.add.multiple_parameters	24	12	26	7	25	26	7
DOMTokenList.contains	8	12	3.6	5.1	18	4	5
DOMTokenList.entries	42	16	50	10.1	42	50	10.3
DOMTokenList.forEach	42	16	50	10.1	42	50	10.3
DOMTokenList.item	8	12	3.6	5.1	18	4	5
DOMTokenList.keys	42	16	50	10.1	42	50	10.3
DOMTokenList.length	8	12	3.6	5.1	18	4	5
DOMTokenList.remove	8	12	3.6	5.1	18	4	5
DOMTokenList.remove.multiple_parameters	24	12	26	7	25	26	7
DOMTokenList.remove_duplicates	60	17	55	10	60	55	10
DOMTokenList.replace	61	17	49	10.1	61	49	10.3
DOMTokenList.replace.boolean_value	67	18	61	12	67	61	12
DOMTokenList.supports	49	17	49	10.1	49	49	10.3
DOMTokenList.toString	8	12	3.6	5.1	18	4	5
DOMTokenList.toggle	8	12	3.6	5.1	18	4	5
DOMTokenList.toggle.force_parameter	24	12	24	7	25	24	7
DOMTokenList.trim_whitespace	48	12	51	10	48	51	10
DOMTokenList.value	50	17	47	10	50	47	10
DOMTokenList.values	42	16	50	10.1	42	50	10.3
Document	1	12	1	1	18	4	1
Document.DOMContentLoaded_event	1	12	1	3.1	18	4	2
Document.Document	60	17	20	8	60	20	8
Document.URL	1	12	19	3	18	19	2
Document.activeElement	2	12	3	7	18	4	7
Document.adoptNode	1	12	1	3	18	4	1
Document.append	54	17	49	10	54	49	10
Document.body	1	12	60	1	18	60	1
Document.characterSet	1	12	1	3	18	4	1
Document.childElementCount	29	17	25	9	29	25	9
Document.children	29	16	25	9	29	25	9
Document.compatMode	8	12	19	5.1	18	19	5
Document.contentType	36	17	1	9	36	4	9
Document.createAttribute	1	12	1	1	18	4	1
Document.createAttributeNS	1	12	1	1	18	4	1
Document.createCDATASection	1	12	1	1	18	4	1
Document.createComment	1	12	1	1	18	4	1
Document.createDocumentFragment	1	12	1	1	18	4	1
Document.createElement	1	12	1	1	18	4	1
Document.createElement.options_parameter	56	79	50	26	56	50	26
Document.createElementNS	1	12	1	1	18	4	1
Document.createElementNS.options_parameter	56	79	50	26	56	50	26
Document.createNodeIterator	1	12	1	3	18	4	1
Document.createProcessingInstruction	1	12	1	1	18	4	1
Document.createTextNode	1	12	1	1	18	4	1
Document.createTreeWalker	1	12	1	3	18	4	3
Document.createTreeWalker.whatToShow_filter_parameters_optional	4	13	12	3	18	14	3
Document.currentScript	29	12	4	8	29	4	8
Document.defaultView	1	12	1	1	18	4	1
Document.dir	36	12	1	10.1	36	4	10.3
Document.doctype	1	12	1	1	18	4	1
Document.documentElement	1	12	1	1	18	4	1
Document.documentURI	1	17	1	3	18	4	1
Document.embeds	36	12	61	10.1	36	61	10.3
Document.firstElementChild	29	17	25	9	29	25	9
Document.forms	1	12	61	4	18	61	3.2
Document.getElementById	1	12	1	1	18	4	1
Document.getElementsByClassName	1	12	3	3.1	18	4	2
Document.getElementsByName	1	12	58	4	18	58	3.2
Document.getElementsByTagName	1	12	1	1	18	4	1
Document.getElementsByTagNameNS	1	12	1	1	18	4	1
Document.hasFocus	34	12	3	7	34	4	7
Document.head	4	12	61	5	18	61	4
Document.images	1	12	61	4	18	61	3.2
Document.implementation	1	12	1	1	18	4	1
Document.importNode	1	12	1	1	18	4	1
Document.lastElementChild	29	17	25	9	29	25	9
Document.lastModified	1	12	1	4	18	4	3.2
Document.links	1	12	61	4	18	61	3.2
Document.plugins	36	12	61	10.1	36	61	10.3
Document.prepend	54	17	49	10	54	49	10
Document.querySelector	1	12	3.5	3.1	18	4	2
Document.querySelectorAll	1	12	3.5	3.1	18	4	2
Document.readyState	1	12	3.6	1	18	4	1
Document.readystatechange_event	9	12	4	5.1	18	4	5
Document.referrer	1	12	1	1	18	4	1
Document.replaceChildren	86	86	78	14	86	79	14
Document.scripts	36	12	61	10.1	36	61	10.3
Document.title	1	12	1	4	18	4	3.2
DocumentFragment	1	12	1	3	18	4	1
DocumentFragment.DocumentFragment	29	17	24	8	29	24	8
DocumentFragment.append	54	17	49	10	54	49	10
DocumentFragment.childElementCount	29	17	25	9	29	25	9
DocumentFragment.children	29	16	25	9	29	25	9
DocumentFragment.firstElementChild	29	17	25	9	29	25	9
DocumentFragment.getElementById	36	17	28	9	36	28	9
DocumentFragment.lastElementChild	29	17	25	9	29	25	9
DocumentFragment.prepend	54	17	49	10	54	49	10
DocumentFragment.querySelector	2	12	3.5	4	18	4	3
DocumentFragment.querySelectorAll	2	12	3.5	4	18	4	3
DocumentFragment.replaceChildren	86	86	78	14	86	79	14
DocumentType	1	12	1	3	18	4	1
DocumentType.after	54	17	49	10	54	49	10
DocumentType.before	54	17	49	10	54	49	10
DocumentType.name	1	12	1	3	18	4	1
DocumentType.publicId	1	12	1	3	18	4	1
DocumentType.remove	24	12	23	7	25	23	7
DocumentType.replaceWith	54	17	49	10	54	49	10
DocumentType.systemId	1	12	1	3	18	4	1
Element	1	12	1	1	18	4	1
Element.after	54	17	49	10	54	49	10
Element.append	54	17	49	10	54	49	10
Element.attributes	1	12	1	1	18	4	1
Element.before	54	17	49	10	54	49	10
Element.childElementCount	2	12	3.5	4	18	4	3
Element.children	1	12	3.5	4	18	4	3
Element.classList	22	16	3.6	7	25	4	7
Element.className	22	12	1	1	25	4	1
Element.clientHeight	1	12	1	3	18	4	1
Element.clientLeft	1	12	3	3	18	4	1
Element.clientTop	1	12	3	3	18	4	1
Element.clientWidth	1	12	1	3	18	4	1
Element.closest	41	15	35	6	41	35	9
Element.currentCSSZoom	128	128	126	26.4	128	126	26.4
Element.firstElementChild	2	12	3.5	4	18	4	3
Element.getAttribute	1	12	1	1	18	4	1
Element.getAttributeNS	1	12	1	1	18	4	1
Element.getAttributeNames	61	18	45	10.1	61	45	10.3
Element.getAttributeNode	1	12	1	1	18	4	1
Element.getAttributeNodeNS	1	12	1	1	18	4	1
Element.getBoundingClientRect	2	12	3	4	18	4	3.2
Element.getClientRects	2	12	3	4	18	4	3.2
Element.getElementsByClassName	1	16	3	3.1	18	4	2
Element.getElementsByTagName	1	12	1	1	18	4	1
Element.getElementsByTagName.all_elements_selector	1	12	1	1	18	4	1
Element.getElementsByTagNameNS	1	12	1	1	18	4	1
Element.getElementsByTagNameNS.all_elements_selector	1	12	1	1	18	4	1
Element.hasAttribute	1	12	1	1	18	4	1
Element.hasAttributeNS	1	12	1	1	18	4	1
Element.hasAttributes	1	12	1	1	18	4	1
Element.id	23	12	1	1	25	4	1
Element.innerHTML	1	12	1	1	18	4	1
Element.insertAdjacentElement	1	17	48	3	18	48	1
Element.insertAdjacentHTML	1	17	8	4	18	8	4
Element.insertAdjacentText	1	17	48	4	18	48	4
Element.lastElementChild	2	12	3.5	4	18	4	3
Element.localName	1	12	1	1	18	4	1
Element.matches	33	15	34	8	33	34	8
Element.namespaceURI	1	12	1	1	18	4	1
Element.nextElementSibling	2	12	3.5	4	18	4	3
Element.outerHTML	1	12	11	1.3	18	14	1
Element.prefix	1	12	1	1	18	4	1
Element.prepend	54	17	49	10	54	49	10
Element.previousElementSibling	2	12	3.5	4	18	4	3
Element.querySelector	1	12	3.5	3.1	18	4	2
Element.querySelectorAll	1	12	3.5	3.1	18	4	2
Element.remove	24	12	23	7	25	23	7
Element.removeAttribute	1	12	1	1	18	4	1
Element.removeAttributeNS	1	12	1	1	18	4	1
Element.removeAttributeNode	1	12	1	1	18	4	1
Element.replaceChildren	86	86	78	14	86	79	14
Element.replaceWith	54	17	49	10	54	49	10
Element.setAttribute	1	12	1	1	18	4	1
Element.setAttributeNS	1	12	1	1	18	4	1
Element.setAttributeNode	1	12	1	1	18	4	1
Element.setAttributeNodeNS	1	12	1	1	18	4	1
Element.tagName	1	12	1	1	18	4	1
Element.toggleAttribute	69	18	63	12	69	63	12
HTMLCollection	1	12	1	1	18	4	1
HTMLCollection.item	1	12	1	1	18	4	1
HTMLCollection.length	1	12	1	1	18	4	1
HTMLCollection.namedItem	1	12	1	1	18	4	1
HTMLDocument	1	12	1	1	18	4	1
HTMLElement	1	12	1	1	18	4	1
HTMLElement.dir	1	12	1	3	18	4	1
HTMLElement.error_event	1	12	1	1	18	4	1
HTMLElement.hidden	6	12	4	5.1	18	4	5
HTMLElement.innerText	1	12	45	1	18	45	1
HTMLElement.load_event	1	12	1	1.3	18	4	1
HTMLElement.offsetHeight	1	12	1	3	18	4	1
HTMLElement.offsetLeft	1	12	1	3	18	4	1
HTMLElement.offsetParent	1	12	1	3	18	4	1
HTMLElement.offsetTop	1	12	1	3	18	4	1
HTMLElement.offsetWidth	1	12	1	3	18	4	1
HTMLElement.outerText	1	12	98	1.3	18	98	1
NamedNodeMap	1	12	34	1	18	34	1
NamedNodeMap.getNamedItem	1	12	34	1	18	34	1
NamedNodeMap.getNamedItemNS	1	12	34	1	18	34	1
NamedNodeMap.item	1	12	34	1	18	34	1
NamedNodeMap.length	1	12	34	1	18	34	1
NamedNodeMap.removeNamedItem	1	12	34	1	18	34	1
NamedNodeMap.removeNamedItemNS	1	12	34	1	18	34	1
NamedNodeMap.setNamedItem	1	12	34	1	18	34	1
NamedNodeMap.setNamedItemNS	1	12	34	1	18	34	1
Node	1	12	1	1	18	4	1
Node.appendChild	1	12	1	1.1	18	4	1
Node.baseURI	1	12	1	≤4	18	4	1
Node.childNodes	1	12	1	1.2	18	4	1
Node.cloneNode	1	12	1	1.1	18	4	1
Node.compareDocumentPosition	2	12	1	4	18	4	3.2
Node.contains	16	12	9	1.1	18	9	1
Node.firstChild	1	12	1	1	18	4	1
Node.hasChildNodes	1	12	1	1	18	4	1
Node.insertBefore	1	12	1	1.1	18	4	1
Node.isDefaultNamespace	1	12	1	3	18	4	1
Node.isEqualNode	1	12	1	3	18	4	1
Node.isSameNode	1	12	48	3	18	48	1
Node.lastChild	1	12	1	1	18	45	1
Node.lookupNamespaceURI	1	12	1	3	18	4	1
Node.lookupPrefix	1	12	1	3	18	4	1
Node.nextSibling	1	12	1	1.1	18	4	1
Node.nodeName	1	12	1	1	18	4	1
Node.nodeType	1	12	1	1.1	18	4	1
Node.nodeValue	1	12	1	1	18	4	1
Node.normalize	1	12	1	1	18	4	1
Node.ownerDocument	1	12	1	1	18	4	1
Node.parentElement	1	12	9	1.1	18	9	1
Node.parentNode	1	12	1	1.1	18	4	1
Node.previousSibling	1	12	1	1	18	4	1
Node.removeChild	1	12	1	1.1	18	4	1
Node.replaceChild	1	12	1	1.1	18	4	1
Node.textContent	1	12	1	3	18	4	1
NodeIterator	1	12	3.5	3	18	4	3
NodeIterator.filter	1	12	3.5	3	18	4	3
NodeIterator.nextNode	1	12	3.5	3	18	4	3
NodeIterator.pointerBeforeReferenceNode	1	17	3.5	3	18	4	3
NodeIterator.previousNode	1	12	3.5	3	18	4	3
NodeIterator.referenceNode	1	17	3.5	3	18	4	3
NodeIterator.root	1	12	3.5	3	18	4	3
NodeIterator.whatToShow	1	12	3.5	3	18	4	3
NodeList	1	12	1	1	18	4	1
NodeList.@@iterator	51	79	36	10	51	36	10
NodeList.entries	51	16	50	10	51	50	10
NodeList.forEach	51	16	50	10	51	50	10
NodeList.item	1	12	1	1	18	4	1
NodeList.keys	51	16	50	10	51	50	10
NodeList.length	1	12	1	1	18	4	1
NodeList.values	51	16	50	10	51	50	10
ProcessingInstruction	1	12	1	1	18	4	1
ProcessingInstruction.doc_xml	1	12	1	1	18	4	1
ProcessingInstruction.target	1	12	1	1	18	4	1
Text	1	12	1	1	18	4	1
Text.Text	29	16	24	8	29	24	8
Text.splitText	1	12	1	1	18	4	1
Text.wholeText	2	12	3.5	4	18	4	3.2
TreeWalker	1	12	4	3	18	4	3
TreeWalker.currentNode	1	12	4	3	18	4	3
TreeWalker.filter	1	12	4	3	18	4	3
TreeWalker.firstChild	1	12	4	3	18	4	3
TreeWalker.lastChild	1	12	4	3	18	4	3
TreeWalker.nextNode	1	12	4	3	18	4	3
TreeWalker.nextSibling	1	12	4	3	18	4	3
TreeWalker.parentNode	1	12	4	3	18	4	3
TreeWalker.previousNode	1	12	4	3	18	4	3
TreeWalker.previousSibling	1	12	4	3	18	4	3
TreeWalker.root	1	12	4	3	18	4	3
TreeWalker.whatToShow	1	12	4	3	18	4	3
Window.document	1	12	1	1	18	4	1
XMLDocument	34	12	1	10	34	4	10