HTMLMapElement
The HTMLMapElement interface provides special properties and methods (beyond those of the regular object HTMLElement interface it also has available to it by inheritance) for manipulating the layout and presentation of map elements.
Properties
The HTMLElement.accessKeyLabel read-only property returns a string containing the element's browser-assigned access key (if any); otherwise it returns an empty string.
The areas read-only property of the HTMLMapElement interface returns a collection of area elements associated with the map element.
The Element.attributes property returns a live collection of all attribute nodes registered to the specified node.
The autocapitalize property of the HTMLElement interface represents the element's capitalization behavior for user input.
The autocorrect property of the HTMLElement interface controls whether or not autocorrection of editable text is enabled for spelling and/or punctuation errors.
node is a CDATASection node.
The read-only childNodes property of the Node interface returns a live the first child node is assigned index 0.
Returns the child elements.
The Element.classList is a read-only property that returns a live DOMTokenList collection of the class attributes of the element.
The clientHeight read-only property of the Element interface is zero for elements with no CSS or inline layout boxes; otherwise, it's the inner height of an element in pixels.
The clientLeft read-only property of the Element interface returns the width of the left border of an element in pixels.
The clientWidth read-only property of the Element interface is zero for inline elements and elements with no CSS; otherwise, it's the inner width of an element in pixels.
node is a Comment node.
The currentCSSZoom read-only property of the Element interface provides the 'effective' CSS zoom of an element, taking into account the zoom applied to the element and all its parent elements.
node is a DocumentFragment node.
node is a document.
Set when other is a descendant of node.
Set when other is an ancestor of node.
Set when node and other are not in the same tree.
Set when other is following node.
Set when other is preceding node.
node is a doctype.
node is an element.
The read-only firstChild property of the Node interface returns the node's first child in the tree, or null if the node has no children.
Returns the first child that is an element, and null otherwise.
The read-only isConnected property of the Node interface returns a boolean indicating whether the node is connected (directly or indirectly) to a Document object.
Returns the last child that is an element, and null otherwise.
The Element.namespaceURI read-only property returns the namespace URI of the element, or null if the element is not in a namespace.
Returns the first following sibling that is an element, and null otherwise.
The read-only nextSibling property of the Node interface returns the node immediately following the specified one in their parent's Node.childNodes, or returns null if the specified node is the last child in the parent element.
The offsetHeight read-only property of the HTMLElement interface returns the height of an element, including vertical padding and borders, as an integer.
The offsetLeft read-only property of the HTMLElement interface returns the number of pixels that the upper left corner of the current element is offset to the left within the HTMLElement.offsetParent node.
The HTMLElement.offsetParent read-only property returns a reference to the element which is the closest (nearest in the containment hierarchy) positioned ancestor element.
The offsetWidth read-only property of the HTMLElement interface returns the layout width of an element as an integer.
Available only in secure contexts.
The read-only ownerDocument property of the Node interface returns the top-level document object of the node.
The read-only parentElement property of Node interface returns the DOM node's parent Element, or null if the node either has no parent, or its parent isn't a DOM Element.
The read-only parentNode property of the Node interface returns the parent of the specified node in the DOM tree.
The part property of the Element interface represents the part identifier(s) of the element (i.e., set using the part attribute), returned as a DOMTokenList.
Returns the first preceding sibling that is an element, and null otherwise.
The read-only previousSibling property of the Node interface returns the node immediately preceding the specified one in its parent's or null if the specified node is the first in that list.
node is a ProcessingInstruction node.
The scrollHeight read-only property of the Element interface is a measurement of the height of an element's content, including content not visible on the screen due to overflow.
The scrollLeft property of the Element interface gets or sets the number of pixels by which an element's content is scrolled from its left edge.
The scrollWidth read-only property of the Element interface is a measurement of the width of an element's content, including content not visible on the screen due to overflow.
The Element.shadowRoot read-only property represents the shadow root hosted by the element.
The spellcheck property of the HTMLElement interface represents a boolean value that controls the spell-checking hint.
The textContent property of the Node interface represents the text content of the node and its descendants.
The writingSuggestions property of the HTMLElement interface is a string indicating if browser-provided writing suggestions should be enabled under the scope of the element or not.
Functions
The appendChild() method of the Node interface adds a node to the end of the list of children of a specified parent node.
The HTMLElement.attachInternals() method returns an ElementInternals object.
The Element.attachShadow() method attaches a shadow DOM tree to the specified element and returns a reference to its ShadowRoot.
The checkVisibility() method of the Element interface checks whether the element is visible.
The closest() method of the Element interface traverses the element and its parents (heading toward the document root) until it finds a node that matches the specified CSS selector.
The compareDocumentPosition() method of the Node interface reports the position of its argument node relative to the node on which it is called.
The computedStyleMap() method of the Element interface returns a StylePropertyMapReadOnly interface which provides a read-only representation of a CSS declaration block that is an alternative to CSSStyleDeclaration.
The getAttribute() method of the element.
The getAttributeNames() method of the array.
Returns the specified attribute of the specified element, as an Attr node.
The getAttributeNodeNS() method of the Element interface returns the namespaced Attr node of an element.
The getAttributeNS() method of the Element interface returns the string value of the attribute with the specified namespace and name.
The Element.getBoundingClientRect() method returns a position relative to the viewport.
The getClientRects() method of the Element interface returns a collection of DOMRect objects that indicate the bounding rectangles for each CSS border box in a client.
The Element method getElementsByClassName() returns a live specified class name or names.
The Element.getElementsByTagName() method returns a live All descendants of the specified element are searched, but not the element itself.
The getHTML() method of the Element interface is used to serialize an element's DOM to an HTML string.
The getRootNode() method of the Node interface returns the context object's root, which optionally includes the shadow root if it is available.
The Element.hasAttribute() method returns a Boolean value indicating whether the specified element has the specified attribute or not.
The hasAttributeNS() method of the Element interface returns a boolean value indicating whether the current element has the specified attribute with the specified namespace.
The hasAttributes() method of the Element interface returns a boolean value indicating whether the current element has any attributes or not.
The hasChildNodes() method of the Node interface returns a boolean value indicating whether the given Node has child nodes or not.
The hasPointerCapture() method of the pointer capture for the pointer identified by the given pointer ID.
The hidePopover() method of the HTMLElement interface hides a popover element (i.e., one that has a valid popover attribute) by removing it from the top layer and styling it with display: none.
The insertAdjacentElement() method of the relative to the element it is invoked upon.
The insertAdjacentHTML() method of the the resulting nodes into the DOM tree at a specified position.
The insertAdjacentText() method of the Element interface, given a relative position and a string, inserts a new text node at the given position relative to the element it is called from.
The isDefaultNamespace() method of the Node interface accepts a namespace URI as an argument.
The isEqualNode() method of the Node interface tests whether two nodes are equal.
The isSameNode() method of the Node interface is a legacy alias the for the === strict equality operator.
The lookupNamespaceURI() method of the Node interface takes a prefix as parameter and returns the namespace URI associated with it on the given node if found (and null if not).
The lookupPrefix() method of the Node interface returns a string containing the prefix for a given namespace URI, if present, and null if not.
Returns the first element that is a descendant of node that matches selectors.
Returns all element descendants of node that match selectors.
The releasePointerCapture() method of the previously set for a specific (PointerEvent) pointer.
The Element method removeAttribute() removes the attribute with the specified name from the element.
The removeAttributeNode() method of the Element interface removes the specified Attr node from the element.
The removeAttributeNS() method of the If you are working with HTML and you don't need to specify the requested attribute as being part of a specific namespace, use the Element.removeAttribute() method instead.
The removeChild() method of the Node interface removes a child node from the DOM and returns the removed node.
Replace all children of node with nodes, while replacing strings in nodes with equivalent Text nodes.
Replaces node with nodes, while replacing strings in nodes with equivalent Text nodes.
The Element.requestFullscreen() method issues an asynchronous request to make the element be displayed in fullscreen mode.
The requestPointerLock() method of the Element interface lets you asynchronously ask for the pointer to be locked on the given element.
The Element interface's scrollIntoView() method scrolls the element's ancestor containers such that the element on which scrollIntoView() is called is visible to the user.
The setAttribute() method of the Element interface sets the value of an attribute on the specified element.
The setAttributeNode() method of the Element interface adds a new Attr node to the specified element.
The setAttributeNodeNS() method of the Element interface adds a new namespaced Attr node to an element.
setAttributeNS adds a new attribute or changes the value of an attribute with the given namespace and name.
The setHTMLUnsafe() method of the Element interface is used to parse a string of HTML into a DocumentFragment, which then replaces the element's subtree in the DOM.
The setPointerCapture() method of the capture target of future pointer events.
The showPopover() method of the HTMLElement interface shows a Popover_API element (i.e., one that has a valid popover attribute) by adding it to the top layer.
The toggleAttribute() method of the present and adding it if it is not present) on the given element.
The togglePopover() method of the HTMLElement interface toggles a Popover_API element (i.e., one that has a valid popover attribute) between the hidden and showing states.