The feedback for the submitted code.

Hierarchy

  • Element
    • IFeedbackArea

Implemented by

Properties

Methods

Properties

ATTRIBUTE_NODE: 2
CDATA_SECTION_NODE: 4

node is a CDATASection node.

COMMENT_NODE: 8

node is a Comment node.

DOCUMENT_FRAGMENT_NODE: 11

node is a DocumentFragment node.

DOCUMENT_NODE: 9

node is a document.

DOCUMENT_POSITION_CONTAINED_BY: 16

Set when other is a descendant of node.

DOCUMENT_POSITION_CONTAINS: 8

Set when other is an ancestor of node.

DOCUMENT_POSITION_DISCONNECTED: 1

Set when node and other are not in the same tree.

DOCUMENT_POSITION_FOLLOWING: 4

Set when other is following node.

DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC: 32
DOCUMENT_POSITION_PRECEDING: 2

Set when other is preceding node.

DOCUMENT_TYPE_NODE: 10

node is a doctype.

ELEMENT_NODE: 1

node is an element.

ENTITY_NODE: 6
ENTITY_REFERENCE_NODE: 5
NOTATION_NODE: 12
PROCESSING_INSTRUCTION_NODE: 7

node is a ProcessingInstruction node.

TEXT_NODE: 3

node is a Text node.

ariaAtomic: string
ariaAutoComplete: string
ariaBusy: string
ariaChecked: string
ariaColCount: string
ariaColIndex: string
ariaColSpan: string
ariaCurrent: string
ariaDisabled: string
ariaExpanded: string
ariaHasPopup: string
ariaHidden: string
ariaInvalid: string
ariaKeyShortcuts: string
ariaLabel: string
ariaLevel: string
ariaLive: string
ariaModal: string
ariaMultiLine: string
ariaMultiSelectable: string
ariaOrientation: string
ariaPlaceholder: string
ariaPosInSet: string
ariaPressed: string
ariaReadOnly: string
ariaRequired: string
ariaRoleDescription: string
ariaRowCount: string
ariaRowIndex: string
ariaRowSpan: string
ariaSelected: string
ariaSetSize: string
ariaSort: string
ariaValueMax: string
ariaValueMin: string
ariaValueNow: string
ariaValueText: string
assignedSlot: HTMLSlotElement
attributes: NamedNodeMap
baseURI: string

Returns node's node document's document base URL.

MDN Reference

childElementCount: number
childNodes: NodeListOf<ChildNode>

Returns the children.

MDN Reference

children: HTMLCollection

Returns the child elements.

MDN Reference

classList: DOMTokenList

Allows for manipulation of element's class content attribute as a set of whitespace-separated tokens through a DOMTokenList object.

MDN Reference

className: string

Returns the value of element's class content attribute. Can be set to change it.

MDN Reference

clientHeight: number
clientLeft: number
clientTop: number
clientWidth: number
feedback?: IFeedback

The data-transfer object to build the feedback from.

firstChild: ChildNode

Returns the first child.

MDN Reference

firstElementChild: Element

Returns the first child that is an element, and null otherwise.

MDN Reference

id: string

Returns the value of element's id content attribute. Can be set to change it.

MDN Reference

innerHTML: string
isConnected: boolean

Returns true if node is connected and false otherwise.

MDN Reference

lastChild: ChildNode

Returns the last child.

MDN Reference

lastElementChild: Element

Returns the last child that is an element, and null otherwise.

MDN Reference

localName: string

Returns the local name.

MDN Reference

namespaceURI: string

Returns the namespace.

MDN Reference

nextElementSibling: Element

Returns the first following sibling that is an element, and null otherwise.

MDN Reference

nextSibling: ChildNode

Returns the next sibling.

MDN Reference

nodeName: string

Returns a string appropriate for the type of node.

MDN Reference

nodeType: number

Returns the type of node.

MDN Reference

nodeValue: string
onfullscreenchange: ((this, ev) => any)

Type declaration

    • (this, ev): any
    • Parameters

      • this: Element
      • ev: Event

      Returns any

onfullscreenerror: ((this, ev) => any)

Type declaration

    • (this, ev): any
    • Parameters

      • this: Element
      • ev: Event

      Returns any

outerHTML: string
ownerDocument: Document
parentElement: HTMLElement

Returns the parent element.

MDN Reference

parentNode: ParentNode

Returns the parent.

MDN Reference

part: DOMTokenList
prefix: string

Returns the namespace prefix.

MDN Reference

previousElementSibling: Element

Returns the first preceding sibling that is an element, and null otherwise.

MDN Reference

previousSibling: ChildNode

Returns the previous sibling.

MDN Reference

role: string
scrollHeight: number
scrollLeft: number
scrollTop: number
scrollWidth: number
shadowRoot: ShadowRoot

Returns element's shadow root, if any, and if shadow root's mode is "open", and null otherwise.

MDN Reference

slot: string

Returns the value of element's slot content attribute. Can be set to change it.

MDN Reference

tagName: string

Returns the HTML-uppercased qualified name.

MDN Reference

textContent: string

Methods

  • Type Parameters

    • K extends keyof ElementEventMap

    Parameters

    • type: K
    • listener: ((this, ev) => any)
        • (this, ev): any
        • Parameters

          • this: Element
          • ev: ElementEventMap[K]

          Returns any

    • Optional options: boolean | AddEventListenerOptions

    Returns void

  • Parameters

    • type: string
    • listener: EventListenerOrEventListenerObject
    • Optional options: boolean | AddEventListenerOptions

    Returns void

  • Inserts nodes just after node, while replacing strings in nodes with equivalent Text nodes.

    Throws a "HierarchyRequestError" DOMException if the constraints of the node tree are violated.

    MDN Reference

    Parameters

    • Rest ...nodes: (string | Node)[]

    Returns void

  • Parameters

    • keyframes: Keyframe[] | PropertyIndexedKeyframes
    • Optional options: number | KeyframeAnimationOptions

    Returns Animation

  • Inserts nodes after the last child of node, while replacing strings in nodes with equivalent Text nodes.

    Throws a "HierarchyRequestError" DOMException if the constraints of the node tree are violated.

    MDN Reference

    Parameters

    • Rest ...nodes: (string | Node)[]

    Returns void

  • Type Parameters

    • T extends Node

    Parameters

    • node: T

    Returns T

  • Creates a shadow root for element and returns it.

    MDN Reference

    Parameters

    • init: ShadowRootInit

    Returns ShadowRoot

  • Inserts nodes just before node, while replacing strings in nodes with equivalent Text nodes.

    Throws a "HierarchyRequestError" DOMException if the constraints of the node tree are violated.

    MDN Reference

    Parameters

    • Rest ...nodes: (string | Node)[]

    Returns void

  • Parameters

    • Optional options: CheckVisibilityOptions

    Returns boolean

  • Returns a copy of node. If deep is true, the copy also includes the node's descendants.

    MDN Reference

    Parameters

    • Optional deep: boolean

    Returns Node

  • Returns the first (starting at element) inclusive ancestor that matches selectors, and null otherwise.

    MDN Reference

    Type Parameters

    • K extends keyof HTMLElementTagNameMap

    Parameters

    • selector: K

    Returns HTMLElementTagNameMap[K]

  • Type Parameters

    • K extends keyof SVGElementTagNameMap

    Parameters

    • selector: K

    Returns SVGElementTagNameMap[K]

  • Type Parameters

    • K extends keyof MathMLElementTagNameMap

    Parameters

    • selector: K

    Returns MathMLElementTagNameMap[K]

  • Type Parameters

    • E extends Element = Element

    Parameters

    • selectors: string

    Returns E

  • Returns a bitmask indicating the position of other relative to node.

    MDN Reference

    Parameters

    • other: Node

    Returns number

  • Returns StylePropertyMapReadOnly

  • Returns true if other is an inclusive descendant of node, and false otherwise.

    MDN Reference

    Parameters

    • other: Node

    Returns boolean

  • Dispatches a synthetic event event to target and returns true if either event's cancelable attribute value is false or its preventDefault() method was not invoked, and false otherwise.

    MDN Reference

    Parameters

    • event: Event

    Returns boolean

  • Parameters

    • Optional options: GetAnimationsOptions

    Returns Animation[]

  • Returns element's first attribute whose qualified name is qualifiedName, and null if there is no such attribute otherwise.

    MDN Reference

    Parameters

    • qualifiedName: string

    Returns string

  • Returns element's attribute whose namespace is namespace and local name is localName, and null if there is no such attribute otherwise.

    MDN Reference

    Parameters

    • namespace: string
    • localName: string

    Returns string

  • Returns the qualified names of all element's attributes. Can contain duplicates.

    MDN Reference

    Returns string[]

  • Parameters

    • qualifiedName: string

    Returns Attr

  • Parameters

    • namespace: string
    • localName: string

    Returns Attr

  • Returns DOMRect

  • Returns DOMRectList

  • Returns a HTMLCollection of the elements in the object on which the method was invoked (a document or an element) that have all the classes given by classNames. The classNames argument is interpreted as a space-separated list of classes.

    MDN Reference

    Parameters

    • classNames: string

    Returns HTMLCollectionOf<Element>

  • Type Parameters

    • K extends keyof HTMLElementTagNameMap

    Parameters

    • qualifiedName: K

    Returns HTMLCollectionOf<HTMLElementTagNameMap[K]>

  • Type Parameters

    • K extends keyof SVGElementTagNameMap

    Parameters

    • qualifiedName: K

    Returns HTMLCollectionOf<SVGElementTagNameMap[K]>

  • Type Parameters

    • K extends keyof MathMLElementTagNameMap

    Parameters

    • qualifiedName: K

    Returns HTMLCollectionOf<MathMLElementTagNameMap[K]>

  • Type Parameters

    • K extends keyof HTMLElementDeprecatedTagNameMap

    Parameters

    • qualifiedName: K

    Returns HTMLCollectionOf<HTMLElementDeprecatedTagNameMap[K]>

    Deprecated

  • Parameters

    • qualifiedName: string

    Returns HTMLCollectionOf<Element>

  • Parameters

    • namespaceURI: "http://www.w3.org/1999/xhtml"
    • localName: string

    Returns HTMLCollectionOf<HTMLElement>

  • Parameters

    • namespaceURI: "http://www.w3.org/2000/svg"
    • localName: string

    Returns HTMLCollectionOf<SVGElement>

  • Parameters

    • namespaceURI: "http://www.w3.org/1998/Math/MathML"
    • localName: string

    Returns HTMLCollectionOf<MathMLElement>

  • Parameters

    • namespace: string
    • localName: string

    Returns HTMLCollectionOf<Element>

  • Returns node's root.

    MDN Reference

    Parameters

    • Optional options: GetRootNodeOptions

    Returns Node

  • Returns true if element has an attribute whose qualified name is qualifiedName, and false otherwise.

    MDN Reference

    Parameters

    • qualifiedName: string

    Returns boolean

  • Returns true if element has an attribute whose namespace is namespace and local name is localName.

    MDN Reference

    Parameters

    • namespace: string
    • localName: string

    Returns boolean

  • Returns true if element has attributes, and false otherwise.

    MDN Reference

    Returns boolean

  • Returns whether node has children.

    MDN Reference

    Returns boolean

  • Parameters

    • pointerId: number

    Returns boolean

  • Parameters

    • where: InsertPosition
    • element: Element

    Returns Element

  • Parameters

    • position: InsertPosition
    • text: string

    Returns void

  • Parameters

    • where: InsertPosition
    • data: string

    Returns void

  • Type Parameters

    • T extends Node

    Parameters

    • node: T
    • child: Node

    Returns T

  • Parameters

    • namespace: string

    Returns boolean

  • Returns whether node and otherNode have the same properties.

    MDN Reference

    Parameters

    • otherNode: Node

    Returns boolean

  • Parameters

    • otherNode: Node

    Returns boolean

  • Parameters

    • prefix: string

    Returns string

  • Parameters

    • namespace: string

    Returns string

  • Returns true if matching selectors against element's root yields element, and false otherwise.

    MDN Reference

    Parameters

    • selectors: string

    Returns boolean

  • Removes empty exclusive Text nodes and concatenates the data of remaining contiguous exclusive Text nodes into the first of their nodes.

    MDN Reference

    Returns void

  • Inserts nodes before the first child of node, while replacing strings in nodes with equivalent Text nodes.

    Throws a "HierarchyRequestError" DOMException if the constraints of the node tree are violated.

    MDN Reference

    Parameters

    • Rest ...nodes: (string | Node)[]

    Returns void

  • Returns the first element that is a descendant of node that matches selectors.

    MDN Reference

    Type Parameters

    • K extends keyof HTMLElementTagNameMap

    Parameters

    • selectors: K

    Returns HTMLElementTagNameMap[K]

  • Type Parameters

    • K extends keyof SVGElementTagNameMap

    Parameters

    • selectors: K

    Returns SVGElementTagNameMap[K]

  • Type Parameters

    • K extends keyof MathMLElementTagNameMap

    Parameters

    • selectors: K

    Returns MathMLElementTagNameMap[K]

  • Type Parameters

    • K extends keyof HTMLElementDeprecatedTagNameMap

    Parameters

    • selectors: K

    Returns HTMLElementDeprecatedTagNameMap[K]

    Deprecated

  • Type Parameters

    • E extends Element = Element

    Parameters

    • selectors: string

    Returns E

  • Returns all element descendants of node that match selectors.

    MDN Reference

    Type Parameters

    • K extends keyof HTMLElementTagNameMap

    Parameters

    • selectors: K

    Returns NodeListOf<HTMLElementTagNameMap[K]>

  • Type Parameters

    • K extends keyof SVGElementTagNameMap

    Parameters

    • selectors: K

    Returns NodeListOf<SVGElementTagNameMap[K]>

  • Type Parameters

    • K extends keyof MathMLElementTagNameMap

    Parameters

    • selectors: K

    Returns NodeListOf<MathMLElementTagNameMap[K]>

  • Type Parameters

    • K extends keyof HTMLElementDeprecatedTagNameMap

    Parameters

    • selectors: K

    Returns NodeListOf<HTMLElementDeprecatedTagNameMap[K]>

    Deprecated

  • Type Parameters

    • E extends Element = Element

    Parameters

    • selectors: string

    Returns NodeListOf<E>

  • Parameters

    • pointerId: number

    Returns void

  • Removes node.

    MDN Reference

    Returns void

  • Removes element's first attribute whose qualified name is qualifiedName.

    MDN Reference

    Parameters

    • qualifiedName: string

    Returns void

  • Removes element's attribute whose namespace is namespace and local name is localName.

    MDN Reference

    Parameters

    • namespace: string
    • localName: string

    Returns void

  • Parameters

    • attr: Attr

    Returns Attr

  • Type Parameters

    • T extends Node

    Parameters

    • child: T

    Returns T

  • Type Parameters

    • K extends keyof ElementEventMap

    Parameters

    • type: K
    • listener: ((this, ev) => any)
        • (this, ev): any
        • Parameters

          • this: Element
          • ev: ElementEventMap[K]

          Returns any

    • Optional options: boolean | EventListenerOptions

    Returns void

  • Parameters

    • type: string
    • listener: EventListenerOrEventListenerObject
    • Optional options: boolean | EventListenerOptions

    Returns void

  • Type Parameters

    • T extends Node

    Parameters

    • node: Node
    • child: T

    Returns T

  • Replace all children of node with nodes, while replacing strings in nodes with equivalent Text nodes.

    Throws a "HierarchyRequestError" DOMException if the constraints of the node tree are violated.

    MDN Reference

    Parameters

    • Rest ...nodes: (string | Node)[]

    Returns void

  • Replaces node with nodes, while replacing strings in nodes with equivalent Text nodes.

    Throws a "HierarchyRequestError" DOMException if the constraints of the node tree are violated.

    MDN Reference

    Parameters

    • Rest ...nodes: (string | Node)[]

    Returns void

  • Displays element fullscreen and resolves promise when done.

    When supplied, options's navigationUI member indicates whether showing navigation UI while in fullscreen is preferred or not. If set to "show", navigation simplicity is preferred over screen space, and if set to "hide", more screen space is preferred. User agents are always free to honor user preference over the application's. The default value "auto" indicates no application preference.

    MDN Reference

    Parameters

    • Optional options: FullscreenOptions

    Returns Promise<void>

  • Returns void

  • Parameters

    • Optional options: ScrollToOptions

    Returns void

  • Parameters

    • x: number
    • y: number

    Returns void

  • Parameters

    • Optional options: ScrollToOptions

    Returns void

  • Parameters

    • x: number
    • y: number

    Returns void

  • Parameters

    • Optional arg: boolean | ScrollIntoViewOptions

    Returns void

  • Parameters

    • Optional options: ScrollToOptions

    Returns void

  • Parameters

    • x: number
    • y: number

    Returns void

  • Sets the value of element's first attribute whose qualified name is qualifiedName to value.

    MDN Reference

    Parameters

    • qualifiedName: string
    • value: string

    Returns void

  • Sets the value of element's attribute whose namespace is namespace and local name is localName to value.

    MDN Reference

    Parameters

    • namespace: string
    • qualifiedName: string
    • value: string

    Returns void

  • Parameters

    • attr: Attr

    Returns Attr

  • Parameters

    • attr: Attr

    Returns Attr

  • Parameters

    • pointerId: number

    Returns void

  • If force is not given, "toggles" qualifiedName, removing it if it is present and adding it if it is not present. If force is true, adds qualifiedName. If force is false, removes qualifiedName.

    Returns true if qualifiedName is now present, and false otherwise.

    MDN Reference

    Parameters

    • qualifiedName: string
    • Optional force: boolean

    Returns boolean

  • Parameters

    • selectors: string

    Returns boolean

    Deprecated

    This is a legacy alias of matches.

    MDN Reference

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