document object

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Represents the HTML document in a specific window.

Document Object Model (DOM) Level 2 HTML Specification, Section 1.6.5

DOM Information

Inheritance Hierarchy

 Node
   document

Members

The document object has these types of members:

Events

The document object has these events.

EventDescription
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.

beforeeditfocus

Fires before an object contained in an editable element enters a UI Activation state or when an editable container object is control selection.

blur

Fires when the object loses the input focus.

canplay

Occurs when playback is possible, but would require further buffering.

canplaythrough

Occurs when playback to end is possible without requiring a stop for further buffering.

cellchange

Fires when data changes in the data provider.

change

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

click

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

contextmenu

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

controlselect

Fires when the user is about to make a control selection of the object.

dataavailable

Fires periodically as data arrives from data source objects that asynchronously transmit their data.

datasetchanged

Fires when the data set exposed by a data source object changes.

dblclick

Fires when the user double-clicks the object.

deactivate

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

DOMContentLoaded

Fires when a webpage has been parsed, but before all resources have been fully downloaded.

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.

durationchange

Occurs when the duration attribute is updated.

emptied

Occurs when the media element is reset to its initial state.

ended

Occurs when the end of playback is reached.

error

Fires when an error occurs during object loading.

errorupdate

Fires on a databound object when an error occurs while updating the associated data in the data source object.

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.

help

Fires when the user presses the F1 key while the client is the active window.

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.

loadeddata

Occurs when media data is loaded at the current playback position.

loadedmetadata

Occurs when the duration and dimensions of the media have been determined.

loadstart

Occurs when Internet Explorer begins looking for media data.

mousedown

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

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.

mousewheel

Fires when the wheel button is rotated.

MSPointerCancel

Fires when the system cancels a pointer event.

onbeforedeactivate

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

ondatasetcomplete

Fires to indicate that all data is available from the data source object.

onkeyup

Fires when the user releases a key.

onmssitemodejumplistitemremoved

Occurs when msSiteModeShowJumpList is called, and an item has been removed from a Jump List by the user.

onmsthumbnailclick

Occurs when a user clicks a button in a Thumbnail Toolbar.

onselect

Fires when the current selection changes.

pause

Occurs when playback is paused.

play

Occurs when the play method is requested.

playing

Occurs when the audio or video has started playing.

progress

Occurs to indicate progress while downloading media data.

propertychange

Fires when a property changes on the object.

ratechange

Occurs when the playback rate is increased or decreased.

readystatechange

Fires when the state of the object has changed.

reset

Fires when the user resets a form.

rowenter

Fires to indicate that the current row has changed in the data source and new data values are available on the object.

rowexit

Fires just before the data source control changes the current row in the object.

rowsdelete

Fires when rows are about to be deleted from the recordset.

rowsinserted

Fires just after new rows are inserted in the current recordset.

scroll

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

seeked

Occurs when the seek operation ends.

seeking

Occurs when the current playback position is moved.

selectionchange

Fires when the selection state of a document changes.

stalled

Occurs when the download has stopped.

stop

Fires when the user clicks the Stop button or leaves the document.

storage

Fires when a Web Storage area is updated.

storagecommit

Fires when a local Web Storage area is written to disk.

suspend

Occurs if the load operation has been intentionally halted.

timeupdate

Occurs to indicate the current playback position.

visibilitychange

Triggered when the visibilityState property changes.

volumechange

Occurs when the volume is changed, or playback is muted or unmuted.

waiting

Occurs when playback stops because the next frame of a video resource is not available.

 

Methods

The document object has these methods.

MethodDescription
addEventListener

Registers an event handler for the specified event type.

adoptNode

Tries to move a node from one document to the document that the document object displays.

attachEvent

Binds the specified function to an event, so that the function gets called whenever the event fires on the object.

close

Closes an output stream and forces the sent data to display.

compareDocumentPosition

Compares the position of two nodes in a document.

createAttribute

Creates an attribute object with a specified name.

createAttributeNS

Creates a reference to an attribute object that is associated with an XML namespace.

createCDATASection

Creates a CDATA section that contains the specified text.

createComment

Creates a comment object with the specified data.

createDocumentFragment

Creates a new document.

createElement

Creates an instance of the element for the specified tag.

createElementNS

Creates an element from the specified namespace.

createEvent

Creates a DOM event of the specified type.

createEventObject

Generates an event object to pass event context information when you use the fireEvent method.

createNodeIterator

Creates a NodeIterator object that you can use to traverse filtered lists of nodes or elements in a document.

createProcessingInstruction

Creates a processing instruction for an XML parser.

createRange

Returns an empty range object that has both of its boundary points positioned at the beginning of the document.

createStyleSheet

Creates a style sheet for the document.

createTextNode

Creates a text string from the specified value.

createTreeWalker

Creates a TreeWalker object that you can use to traverse filtered lists of nodes or elements in a document.

detachEvent

Unbinds the specified function from the event, so that the function stops receiving notifications when the event fires.

dispatchEvent

Sends an event to the current element.

elementFromPoint

Returns the element for the specified x coordinate and the specified y coordinate.

execCommand

Executes a command on the current document, current selection, or the given range.

execCommandShowHelp

Displays help information for the given command identifier.

focus

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

getElementById

Returns a reference to the first object with the specified value of the ID or NAME attribute.

getElementsByName

Gets a collection of objects based on the value of the NAME or ID attribute.

getElementsByTagName

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

getElementsByTagNameNS

Gets a collection of nodes that match an element name from the specified namespace.

getSelection

Returns an object that represents the current selection of the document.

hasFocus

Gets a value indicating whether the object currently has focus.

importNode

Imports a node from another document into the the document that the document object displays.

isDefaultNamespace

Indicates whether or not a namespace is the default namespace for a document.

isEqualNode

Determines if two nodes are equal.

isSameNode

Determines if two node references refer to the same node.

isSupported

Returns a value indicating whether or not the object supports a specific DOM standard.

lookupNamespaceURI

Gets the URI of the namespace associated with a namespace prefix, if any.

lookupPrefix

Gets the namespace prefix associated with a URI, if any.

normalize

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

open

Opens a document for writing.

Note  Can also be used to behave like the open method of the window object if the url, name, features, and replace parameters are specified using the following syntax:

var retval = document.open(url, name, features, replace);

Refer to the window.open reference for usage.

queryCommandEnabled

Returns a Boolean value that indicates whether a specified command can be successfully executed using execCommand, given the current state of the document.

queryCommandIndeterm

Returns a Boolean value that indicates whether the specified command is in the indeterminate state.

queryCommandState

Returns a Boolean value that indicates the current state of the command.

queryCommandSupported

Returns a Boolean value that indicates whether the current command is supported on the current range.

queryCommandText

Retrieves the string associated with a command.

queryCommandValue

Returns the current value of the document, range, or current selection for the given command.

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.

recalc

This element is obsolete and should no longer be used. Recalculates all dynamic properties in the current document.

releaseCapture

Removes mouse capture from the object in the current document.

removeEventListener

Removes an event handler that the addEventListener method registered.

updateSettings

Allows updating the print settings for the page.

write

Writes one or more HTML expressions to a document in the specified window.

writeln

Writes one or more HTML expressions, followed by a carriage return, to a document in the specified window.

 

Properties

The document object has these properties.

PropertyDescription

activeElement

Gets the object that has the focus when the parent document has focus.

alinkColor

Sets or gets the color of all active links in the document.

anchors

Retrieves a collection of all a objects that have a name and/or id property. Objects in this collection are in HTML source order.

bgColor

Deprecated. Sets or retrieves a value that indicates the background color behind the object.

characterSet

Gets the name of the character set that is used to encode the document.

charset

Sets or retrieves the character set used to encode the object.

compatible

Retrieves the collection of user agents and versions declared in the X-UA-Compatible meta tag.

compatMode

Gets a value that indicates whether standards-compliant mode is switched on for the object.

constructor

Returns a reference to the constructor of an object.

cookie

Sets or gets the string value of a cookie.

defaultCharset

Gets the default character set from the current regional language settings.

defaultView

Gets a reference to the window object for the document.

designMode

Sets or gets a value that indicates whether the document can be edited.

dir

Sets or retrieves a value that indicates the reading order of the object.

doctype

Gets an object that represents the document type declaration that is associated with the current document.

documentElement

Gets a reference to the root node of the document.

documentMode

Retrieves the document compatibility mode of the document.

domain

Sets or gets the security domain of the document.

expando

Sets or retrieves a value indicating whether arbitrary variables can be created within the object.

fgColor

Sets or gets the foreground (text) color of the document.

fileCreatedDate

Retrieves the date the file was created.

fileModifiedDate

Retrieves the date the file was last modified.

fileSize

Retrieves the file size.

head

Gets the head element of the document.

implementation

Gets the implementation object of the current document.

inputEncoding

Gets the character encoding that is used for the text that is loaded into the document object.

lastModified

Gets the date that the document was last modified, if the document supplies one.

linkColor

Sets or gets the color of the document links.

localName

Retrieves the local name of the fully qualified XML declaration for a node.

namespaceURI

Retrieves the namespace URI of the fully qualified XML declaration for a node.

parentWindow

Gets a reference to the container object of the window.

prefix

Retrieves the local name of the fully qualified XML declaration for a node.

protocol

Sets or retrieves the protocol portion of a URL.

readyState

Retrieves a value that indicates the current state of the object.

referrer

Gets the URL of the location that referred the user to the current document.

rootElement

Gets the root svg element in the document hierarchy.

textContent

Sets or retrieves the text content of an object and any child objects.

uniqueID

Retrieves an autogenerated, unique identifier for the object.

URL

Sets or gets the URL for the current document.

URLUnencoded

Gets the URL for the document, stripped of any character encoding.

visibilityState

Returns the visibility state of a webpage.

vlinkColor

Sets or gets the color of the links that the user has visited.

xmlEncoding

Gets a value that represents the character encoding that is specified in the declaration of an XML document.

xmlStandalone

Gets or sets the value of the standalone attribute in the declaration of an XML document.

xmlVersion

Gets or sets the version attribute that is specified in the declaration of an XML document.

XSLDocument

Retrieves a reference to the top-level node of the XSL document.

 

Standards information

Remarks

Use the document object to examine, modify, or add content to an HTML document and to process events within that document. In a script, the document object can be referenced through the document property of the window object or it can be referenced directly.

The ondocumentready event notifies Dynamic HTML (DHTML) behaviors that the document object is available from the primary document containing the behavior. After ondocumentready has fired, a behavior can begin to manipulate the primary document object.

The document object is available at all times in the primary document, but it does not exist for the HTML Component (HTC) files used in lightweight Dynamic HTML (DHTML) behaviors. This is because lightweight behaviors can be defined only if they do not use a document object in the HTC file. As a result, lightweight behaviors run faster and more efficiently than normal behaviors. Lightweight Dynamic HTML (DHTML) behaviors can, however, access the document object of the primary document in the same way as normal Dynamic HTML (DHTML) behaviors.

It is possible for the script in a behavior to reference the document object in the HTC file or the primary document. When coding script in an HTC file, use element.document to refer to the document object in the primary document.

In Windows CE, the document object is not available through scripting for a window object opened using the open method.

Examples

This example uses the document object to check for a document title and displays the title (if not null) in a debugging console window (see F12 Developer Tools for more information).


if (document.title != "") {
    console.log("The title is " + document.title)
}

This example shows an event handler function that displays the current position of the mouse, relative to the upper-left corner of the document, in a console window.


<html>
<head>
  <title>Report mouse moves</title>
  <script>
    function reportMove()
    {
      console.log("X = " + window.event.x + ", Y = " + window.event.y);
    }
  </script>
</head>

<body onmousemove="reportMove()">  
  <h1>Welcome!</h1>
</body>
</html>

 

 

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Build date: 11/27/2012

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