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sup element | sup object

Specifies that the enclosed text should be displayed in superscript, using a smaller font than the current font.

HTML 4.01 Specification, Section 9.2.3

HTML information

Closing Tagrequired
CSS Displayinline

DOM Information

Inheritance Hierarchy

 Node
  Element
    sup

Members

The sup object has these types of members:

Events

The sup object has these events.

EventDescription
click

Fires when the user clicks the left mouse button on the object.

Note  Starting with IE11, this event fires a MSPointerEvent object instead of MouseEvent. You can use the MouseEvent.pointerType property to determine the type of contact that the click originated from (touch, mouse, or pen).

abort

Fires when the user aborts the download.

activate

Fires when the object is set as the active element.

beforeactivate

Fires immediately before the object is set as the active element.

blur

Fires when the object loses the input focus.

change

Fires when the contents of the object or selection have changed.

contextmenu

Fires when the user clicks the right mouse button in the client area, opening the context menu.

Note  Starting with IE11, this event fires a MSPointerEvent object instead of MouseEvent. You can use the MouseEvent.pointerType property to determine the type of contact that the click originated from (touch, mouse, or pen).

dblclick

Fires when the user double-clicks the object.

Note  Starting with IE11, this event fires a MSPointerEvent object instead of a MouseEvent. You can use the MouseEvent.pointerType property to determine the type of contact that the click originated from (touch, mouse, or pen).

deactivate

Fires when the activeElement is changed from the current object to another object in the parent document.

drag

Fires on the source object continuously during a drag operation.

dragend

Fires on the source object when the user releases the mouse at the close of a drag operation.

dragenter

Fires on the target element when the user drags the object to a valid drop target.

dragleave

Fires on the target object when the user moves the mouse out of a valid drop target during a drag operation.

dragover

Fires on the target element continuously while the user drags the object over a valid drop target.

dragstart

Fires on the source object when the user starts to drag a text selection or selected object.

drop

Fires on the target object when the mouse button is released during a drag-and-drop operation.

error

Fires when an error occurs during object loading.

focus

Fires when the object receives focus.

focusin

Fires for an element just prior to setting focus on that element.

focusout

Fires for the current element with focus immediately after moving focus to another element.

input

Occurs when the text content of an element is changed through the user interface.

keydown

Fires when the user presses a key.

keypress

Fires when the user presses an alphanumeric key.

load

Fires immediately after the client loads the object.

mousedown

Fires when the user clicks the object with either mouse button.

mouseenter

Fires when the user moves the mouse pointer into the object.

mouseleave

Fires when the user moves the mouse pointer outside the boundaries of the object.

mousemove

Fires when the user moves the mouse over the object.

mouseout

Fires when the user moves the mouse pointer outside the boundaries of the object.

mouseover

Fires when the user moves the mouse pointer into the object.

mouseup

Fires when the user releases a mouse button while the mouse is over the object.

onbeforedeactivate

Fires immediately before the activeElement is changed from the current object to another object in the parent document.

onkeyup

Fires when the user releases a key.

onselect

Fires when the current selection changes.

paste

Fires on the target object when the user pastes data, transferring the data from the system clipboard to the document.

readystatechange

Fires when the state of the object has changed.

reset

Fires when the user resets a form.

resize

Fires when the size of the object is about to change.

scroll

Fires when the user repositions the scroll box in the scroll bar on the object.

 

Methods

The sup object has these methods.

MethodDescription
appendChild

Appends an element as a child to the object.

applyElement

Makes the element either a child or parent of another element.

blur

Causes the element to lose focus and fires the onblur event.

clearAttributes

Removes all attributes and values from the object.

click

Simulates a click by causing the onclick event to fire.

cloneNode

Copies a reference to the object from the document hierarchy.

componentFromPoint

Returns the component located at the specified coordinates via certain events.

contains

Checks whether the given element is contained within the object.

doScroll

Note   doScroll is no longer supported. Starting with IE11, use scrollLeft or scrollTop. For info, see Compatibility changes.

Simulates a click on a scroll bar component.

focus

Causes the element to receive the focus and executes the code specified by the onfocus event.

getAdjacentText

Returns the adjacent text string.

getAttribute

Retrieves the value of the specified attribute.

getAttributeNode

Retrieves an attribute object referenced by the attribute.name property.

getAttributeNodeNS

Gets an attribute object that matches the specified namespace and name.

getAttributeNS

Gets the value of the specified attribute within the specified namespace.

getBoundingClientRect

Retrieves an object that specifies the bounds of a collection of TextRectangle objects.

getClientRects

Retrieves a collection of rectangles that describes the layout of the contents of an object or range within the client. Each rectangle describes a single line.

getElementsByClassName

Gets a collection of objects that are based on the value of the class attribute.

getElementsByTagName

Retrieves a collection of objects based on the specified element name.

getElementsByTagNameNS

Gets a collection of objects that are based on the specified element names within a specified namespace.

hasAttribute

Determines whether an attribute with the specified name exists.

hasAttributeNS

Determines whether an attribute that has the specified namespace and name exists.

hasAttributes

Determines whether one or more attributes exist for the object.

hasChildNodes

Returns a value that indicates whether the object has children.

insertAdjacentElement

Inserts an element at the specified location.

insertAdjacentHTML

Inserts the given HTML text into the element at the location.

insertAdjacentText

Inserts the given text into the element at the specified location.

insertBefore

Inserts an element into the document hierarchy as a child node of a parent object.

mergeAttributes

Copies all read/write attributes to the specified element.

msMatchesSelector

Determines whether an object matches the specified selector.

normalize

Merges adjacent DOM objects to produce a normalized document object model.

querySelector

Retrieves the first DOM element node from descendants of the starting element node that match any selector within the supplied selector string.

querySelectorAll

Retrieves all DOM element nodes from descendants of the starting element node that match any selector within the supplied selector strings.

removeAttribute

Removes an attribute from an object.

removeAttributeNode

Removes an attribute object from the object.

removeAttributeNS

Removes the specified attribute from the object.

removeChild

Removes a child node from the object.

removeNode

Removes the object from the document hierarchy.

replaceAdjacentText

Replaces the text adjacent to the element.

replaceChild

Replaces an existing child element with a new child element.

replaceNode

Replaces the object with another element.

scrollIntoView

Causes the object to scroll into view, aligning it either at the top or bottom of the window.

setActive

Sets the object as active without setting focus to the object.

setAttribute

Sets the value of the specified attribute.

setAttributeNode

Sets an attribute object node as part of the object.

setAttributeNodeNS

Sets an attribute object as part of the object.

setAttributeNS

Sets the value of the specified attribute within the specified namespace.

swapNode

Exchanges the location of two objects in the document hierarchy.

 

Properties

The sup object has these properties.

PropertyAccess typeDescription

accessKey

Sets or retrieves the access key for the object.

animation

Read/write

Specifies shorthand values that define animation properties for object properties identified in the @keyframes at-rule of the animations-name property.

animationDelay

Read/write

Specifies the offset within an animation cycle (the amount of time from the start of a cycle) before the animation is displayed for a set of corresponding object properties identified in the CSS @keyframes at-rule specified by the animation-name property.

animationDirection

Read/write

Specifies the direction of play for an animation cycle.

animationDuration

Read/write

Specifies the length of time to complete one cycle of the animation.

animationFillMode

Read/write

Specifies whether the effects of an animation are visible before or after it plays.

animationIterationCount

Read/write

Specifies the number of times an animation cycle is played.

animationName

Read/write

Identifies one or more animation names. An animation name selects a CSS @keyframes at-rule.

animationPlayState

Read/write

Specifies whether an animation is playing or paused.

animationTimingFunction

Read/write

Specifies the intermediate property values to be used during a single cycle of an animation on a set of corresponding object properties identified in the CSS @keyframes at-rule specified by the animation-name property.

ATOMICSELECTION

Specifies whether the element and its contents must be selected as a whole, indivisible unit.

attributes

Retrieves a collection of attributes of the object.

backfaceVisibility

Read/write

Gets or sets a value that specifies whether the back face (reverse side) of an object is visible.

canHaveChildren

Gets a value indicating whether the object can contain child objects.

canHaveHTML

Retrieves the value indicating whether the object can contain rich HTML markup.

childElementCount

Retrieves the number of immediate child nodes of the current element or a zero if the element does not contain any child nodes. childElementCount does not return all child nodes, only child nodes that are nodeType =1, or element nodes.

className

Sets or retrieves the class of the object.

clientHeight

Retrieves the height of the object including padding, but not including margin, border, or scroll bar.

clientLeft

Retrieves the distance between the offsetLeft property and the true left side of the client area.

clientTop

Retrieves the distance between the offsetTop property and the true top of the client area.

clientWidth

Retrieves the width of the object including padding, but not including margin, border, or scroll bar.

contentEditable

Sets or retrieves the string that indicates whether the user can edit the content of the object.

dir

Sets or retrieves the reading order of the object.

firstChild

Gets a reference to the first child in the childNodes collection of the object.

firstElementChild

Retrieves a reference to the first child element, or null if there are no child elements.

hideFocus

Sets or gets the value that indicates whether the object visibly shows that it has focus.

id

Sets or retrieves the string identifying the object.

innerHTML

Sets or retrieves the HTML between the start and end tags of the object.

innerText

Sets or retrieves the text between the start and end tags of the object.

isContentEditable

Gets the value that indicates whether the user can edit the contents of the object.

isDisabled

Gets the value that indicates whether the user can interact with the object.

isMultiLine

Retrieves the value indicating whether the content of the object contains one or more lines.

isTextEdit

Retrieves whether a TextRange object can be created using the object.

lang

Sets or retrieves the language to use.

lastChild

Gets a reference to the last child in the childNodes collection of an object.

lastElementChild

Retrieves a reference to the last child element or null if there are no child elements.

msGridColumn

Read/write

Gets or sets a value that specifies in which column of the grid to place the object.

msGridColumnAlign

Read/write

Gets or sets a value that specifies the horizontal alignment of the object within the grid column.

msGridColumns

Read/write

Gets or sets one or more values that specify the width of each grid column within the object.

msGridColumnSpan

Read-only

Gets or sets a value that specifies the number of columns of the grid that the object spans.

msGridRow

Read/write

Gets or sets a value that specifies in which row of the grid to place the object.

msGridRowAlign

Read/write

Gets or sets a value that specifies the vertical alignment of the object within the grid row.

msGridRows

Read/write

Gets or sets one or more values that specify the height of each grid row within the object.

msGridRowSpan

Read/write

Gets or sets a value that specifies the number of rows of the grid that the object spans.

nextElementSibling

Retrieves a reference to the sibling element that immediately follows or null if the element does not have any sibling elements that follow it.

nextSibling

Retrieves a reference to the next child of the parent for the object.

nodeName

Gets the name of a particular type of node.

nodeType

Retrieves the type of the requested node.

nodeValue

Gets or sets the value of a node.

offsetHeight

Retrieves the height of the object relative to the layout or coordinate parent, as specified by the offsetParent property.

offsetLeft

Retrieves the calculated left position of the object relative to the layout or coordinate parent, as specified by the offsetParent property.

offsetParent

Retrieves a reference to the container object that defines the offsetTop and offsetLeft properties of the object.

offsetTop

Retrieves the calculated top position of the object relative to the layout or coordinate parent, as specified by the offsetParent property.

offsetWidth

Retrieves the width of the object relative to the layout or coordinate parent, as specified by the offsetParent property.

outerHTML

Sets or retrieves the object and its content in HTML.

outerText

Sets or retrieves the text of the object.

ownerDocument

Retrieves the document object associated with the node.

parentElement

Retrieves the parent object in the object hierarchy.

parentNode

Retrieves the parent object in the document hierarchy.

parentTextEdit

Retrieves the container object in the document hierarchy that can be used to create a TextRange containing the original object.

perspective

Read/write

Gets or sets a value that represents the perspective from which all child elements of the object are viewed.

perspectiveOrigin

Read/write

Gets or sets one or two values that represent the origin (the vanishing point for the 3-D space) of an object with an perspective property declaration.

previousElementSibling

Retrieves a reference to the immediately preceding sibling element or null if the element does not have any preceding siblings.

previousSibling

Gets a reference to the previous child of the parent for the object.

readyState

Retrieves the current state of the object.

role

Sets or retrieves the role for this element.

scrollHeight

Retrieves the scrolling height of the object.

scrollLeft

Sets or retrieves the distance between the left edge of the object and the leftmost portion of the content currently visible in the window.

scrollTop

Sets or retrieves the distance between the top of the object and the topmost portion of the content currently visible in the window.

scrollWidth

Retrieves the scrolling width of the object.

sourceIndex

Retrieves the ordinal position of the object, in source order, as the object appears in the document's all collection.

style

Sets an inline style for the element.

tabIndex

Sets or retrieves the index that defines the tab order for the object.

tagName

Retrieves the tag name of the object.

title

Sets or retrieves advisory information (a ToolTip) for the object.

transformStyle

Read/write

Gets or sets a value that specifies how child elements of the object are rendered in 3-D space.

transition

Read/write

Gets or sets one or more shorthand values that specify the transition properties for a set of corresponding object properties identified in the transition-property property.

transitionDelay

Read/write

Gets or sets one or more values that specify the offset within a transition (the amount of time from the start of a transition) before the transition is displayed for a set of corresponding object properties identified in the transition property.

transitionDuration

Read/write

Gets or sets one or more values that specify the durations of transitions on a set of corresponding object properties identified in the transition-property property.

transitionProperty

Read/write

Gets or sets a value that identifies the CSS property name or names to which the transition effect (defined by the transition-duration, transition-timing-function, and transition-delay properties) is applied when a new property value is specified.

transitionTimingFunction

Read/write

Gets or sets one or more values that specify the intermediate property values to be used during a transition on a set of corresponding object properties identified in the transition-property property.

uniqueID

Retrieves an autogenerated, unique identifier for the object.

uniqueNumber

Retrieves the element's unique number.

x-ms-format-detection

Determines whether data formats within content are automatically detected and (if found) converted to clickable links.

 

Standards information

Remarks

Examples

This example uses the sup element to change some of the text to a superscript font.


(X<sup>2</sup> + Y<sup>2</sup>)

See also

sub

 

 

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