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  2. Web API
  3. Document
  4. Document.onoffline

Document.onoffline event handler is called when an offline is fired on the <body> element and bubbles up, when navigator.onLine property changes and becomes false .

元数据

  • 最后修改：
  1. DOM (文档对象模型)
  2. Document
  3. 构造函数
    1. Document()
  4. 特性
    1. alinkColor
    2. anchors
    3. applets
    4. async
    5. bgColor
    6. body
    7. characterSet
    8. childElementCount
    9. children
    10. compatMode
    11. contentType
    12. currentScript
    13. defaultView
    14. designMode
    15. dir
    16. doctype
    17. documentElement
    18. documentURI
    19. documentURIObject
    20. domain
    21. domConfig
    22. 嵌入
    23. fgColor
    24. firstElementChild
    25. forms
    26. fullscreen
    27. fullscreenEnabled
    28. head
    29. height
    30. hidden
    31. 图像
    32. 实现
    33. lastElementChild
    34. lastModified
    35. lastStyleSheetSet
    36. linkColor
    37. 链接
    38. location
    39. mozSyntheticDocument
    40. onabort
    41. onafterscriptexecute
    42. onanimationcancel
    43. onanimationend
    44. onanimationiteration
    45. onauxclick
    46. onbeforescriptexecute
    47. onblur
    48. oncancel
    49. oncanplay
    50. oncanplaythrough
    51. onchange
    52. onclick
    53. onclose
    54. oncontextmenu
    55. oncuechange
    56. ondblclick
    57. ondurationchange
    58. onended
    59. onerror
    60. onfocus
    61. onfullscreenchange
    62. onfullscreenerror
    63. ongotpointercapture
    64. oninput
    65. oninvalid
    66. onkeydown
    67. onkeypress
    68. onkeyup
    69. onload
    70. onloadeddata
    71. onloadedmetadata
    72. onloadend
    73. onloadstart
    74. onlostpointercapture
    75. onmousedown
    76. onmouseenter
    77. onmouseleave
    78. onmousemove
    79. onmouseout
    80. onmouseover
    81. onmouseup
    82. onoffline
    83. ononline
    84. onpause
    85. onplay
    86. onpointercancel
    87. onpointerdown
    88. onpointerenter
    89. onpointerleave
    90. onpointermove
    91. onpointerout
    92. onpointerover
    93. onpointerup
    94. onreset
    95. onresize
    96. onscroll
    97. onselect
    98. onselectionchange
    99. onselectionchange
    100. onselectstart
    101. onsubmit
    102. ontouchcancel
    103. ontouchstart
    104. ontransitioncancel
    105. ontransitionend
    106. onvisibilitychange
    107. onwheel
    108. origin
    109. plugins
    110. policy
    111. popupNode
    112. preferredStyleSheetSet
    113. readyState
    114. referrer
    115. 脚本
    116. scrollingElement
    117. selectedStyleSheetSet
    118. styleSheetSets
    119. timeline
    120. title
    121. tooltipNode
    122. URL
    123. visibilityState
    124. vlinkColor
    125. width
    126. xmlEncoding
    127. xmlVersion
  5. 方法
    1. adoptNode()
    2. append()
    3. caretRangeFromPoint()
    4. clear()
    5. close()
    6. createAttribute()
    7. createCDATASection()
    8. createComment()
    9. createDocumentFragment()
    10. createElement()
    11. createElementNS()
    12. createEntityReference()
    13. createEvent()
    14. createExpression()
    15. createExpression()
    16. createNodeIterator()
    17. createNSResolver()
    18. createNSResolver()
    19. createProcessingInstruction()
    20. createRange()
    21. createTextNode()
    22. createTouch()
    23. createTouchList()
    24. createTreeWalker()
    25. enableStyleSheetsForSet()
    26. evaluate()
    27. evaluate()
    28. execCommand()
    29. exitFullscreen()
    30. exitPointerLock()
    31. getAnimations()
    32. getBoxObjectFor()
    33. getElementById()
    34. getElementsByClassName()
    35. getElementsByName()
    36. getElementsByTagName()
    37. getElementsByTagNameNS()
    38. hasFocus()
    39. hasStorageAccess()
    40. importNode()
    41. mozSetImageElement()
    42. open()
    43. prepend()
    44. queryCommandEnabled()
    45. queryCommandSupported()
    46. querySelector()
    47. querySelector()
    48. querySelectorAll()
    49. querySelectorAll()
    50. registerElement()
    51. releaseCapture()
    52. requestStorageAccess()
    53. write()
    54. writeln()
  6. 继承：
    1. 节点
    2. EventTarget
  7. DOM 相关页面
    1. AbortController
    2. AbortSignal
    3. Attr
    4. ByteString
    5. CDATASection
    6. CSSPrimitiveValue
    7. CSSValue
    8. CSSValueList
    9. CharacterData
    10. ChildNode
    11. 注释
    12. CustomEvent
    13. DOMConfiguration
    14. DOMError
    15. DOMErrorHandler
    16. DOMException
    17. DOMImplementation
    18. DOMImplementationList
    19. DOMImplementationRegistry
    20. DOMImplementationSource
    21. DOMLocator
    22. DOMObject
    23. DOMParser
    24. DOMPoint
    25. DOMPointInit
    26. DOMPointReadOnly
    27. DOMRect
    28. DOMString
    29. DOMTimeStamp
    30. DOMTokenList
    31. DOMUserData
    32. DocumentFragment
    33. DocumentType
    34. 元素
    35. ElementTraversal
    36. Entity
    37. EntityReference
    38. 事件
    39. EventTarget
    40. HTMLCollection
    41. MutationObserver
    42. 节点
    43. NodeFilter
    44. NodeIterator
    45. NodeList
    46. NonDocumentTypeChildNode
    47. ProcessingInstruction
    48. PromiseResolver
    49. 范围
    50. 文本
    51. TextDecoder
    52. TextEncoder
    53. TimeRanges
    54. TreeWalker
    55. TypeInfo
    56. USVString
    57. UserDataHandler
    58. XMLDocument