This event handler is called when an offline is fired on body and bubbles up, when navigator.onLine property changes and becomes false.
Document.onoffline
See also
    - Document Object Model
- Document
- Properties- Document.activeElement
- Document.alinkColor
- Document.anchors
- Document.applets
- Document.async
- Document.bgColor
- Document.body
- Document.characterSet
- ParentNode.childElementCount
- ParentNode.children
- Document.compatMode
- Document.contentType
- Document.currentScript
- Document.defaultView
- Document.designMode
- Document.dir
- Document.doctype
- Document.documentElement
- Document.documentURI
- Document.documentURIObject
- Document.domain
- Document.domConfig
- Document.embeds
- Document.fgColor
- ParentNode.firstElementChild
- Document.forms
- Document.head
- Document.height
- Document.images
- Document.implementation
- Document.inputEncoding
- ParentNode.lastElementChild
- Document.lastModified
- Document.lastStyleSheetSet
- Document.linkColor
- Document.links
- Document.location
- Document.mozFullScreen
- Document.mozFullScreenElement
- Document.mozFullScreenEnabled
- Document.mozSyntheticDocument
- GlobalEventHandlers.onabort
- Document.onafterscriptexecute
- Document.onbeforescriptexecute
- GlobalEventHandlers.onblur
- GlobalEventHandlers.onchange
- GlobalEventHandlers.onclick
- GlobalEventHandlers.onclose
- GlobalEventHandlers.oncontextmenu
- GlobalEventHandlers.ondblclick
- GlobalEventHandlers.onerror
- GlobalEventHandlers.onfocus
- GlobalEventHandlers.oninput
- GlobalEventHandlers.onkeydown
- GlobalEventHandlers.onkeypress
- GlobalEventHandlers.onkeyup
- GlobalEventHandlers.onload
- GlobalEventHandlers.onmousedown
- GlobalEventHandlers.onmousemove
- GlobalEventHandlers.onmouseout
- GlobalEventHandlers.onmouseover
- GlobalEventHandlers.onmouseup
- Document.onoffline
- Document.ononline
- GlobalEventHandlers.onreset
- GlobalEventHandlers.onresize
- GlobalEventHandlers.onscroll
- GlobalEventHandlers.onselect
- GlobalEventHandlers.onsubmit
- Document.origin
- Document.plugins
- Document.pointerLockElement
- Document.popupNode
- Document.preferredStyleSheetSet
- Document.readyState
- Document.referrer
- Document.scripts
- Document.scrollingElement
- Document.selectedStyleSheetSet
- Document.styleSheets
- Document.styleSheetSets
- Document.title
- Document.tooltipNode
- Document.URL
- Document.vlinkColor
- Document.width
- Document.xmlEncoding
- Document.xmlVersion
 
- Methods- Document.adoptNode()
- Document.caretPositionFromPoint()
- Document.caretRangeFromPoint()
- Document.clear()
- Document.close()
- Document.createAttribute()
- Document.createCDATASection()
- Document.createComment()
- Document.createDocumentFragment()
- Document.createElement()
- Document.createElementNS()
- Document.createEntityReference()
- Document.createEvent()
- Document.createExpression()
- Document.createNodeIterator()
- Document.createNSResolver()
- Document.createProcessingInstruction()
- Document.createRange()
- Document.createTextNode()
- Document.createTouch()
- Document.createTouchList()
- Document.createTreeWalker()
- Document.elementFromPoint()
- Document.enableStyleSheetsForSet()
- Document.evaluate()
- Document.execCommand()
- Document.exitPointerLock()
- Document.getBoxObjectFor()
- Document.getElementById()
- Document.getElementsByClassName()
- Document.getElementsByName()
- Document.getElementsByTagName()
- Document.getElementsByTagNameNS()
- Document.getSelection()
- Document.hasFocus()
- Document.importNode()
- Document.loadOverlay()
- Document.mozCancelFullScreen()
- Document.mozSetImageElement()
- Document.open()
- Document.queryCommandSupported()
- Document.querySelector()
- Document.querySelectorAll()
- Document.registerElement()
- Document.releaseCapture()
- Document.write()
- Document.writeln()
 
- Inheritance:
- Related pages for DOM- Attr
- ByteString
- CDATASection
- CharacterData
- ChildNode
- Comment
- CustomEvent
- DOMConfiguration
- DOMError
- DOMErrorHandler
- DOMException
- DOMImplementation
- DOMImplementationList
- DOMImplementationRegistry
- DOMImplementationSource
- DOMLocator
- DOMObject
- DOMParser
- DOMPoint
- DOMRect
- DOMString
- DOMTimeStamp
- DOMTokenList
- DOMUserData
- DocumentFragment
- DocumentType
- Element
- ElementTraversal
- Entity
- EntityReference
- Event
- EventTarget
- HTMLCollection
- MutationObserver
- Node
- NodeFilter
- NodeIterator
- NodeList
- NonDocumentTypeChildNode
- ProcessingInstruction
- PromiseResolver
- Range
- Selection
- Text
- TextDecoder
- TextEncoder
- TimeRanges
- TreeWalker
- TypeInfo
- USVString
- UserDataHandler
- XMLDocument