Browser Support Tables
Browser Support Tables
  1. Canvas
    1. Canvas (basic support)
    2. Canvas blend modes
    3. Text API for Canvas
    4. WebGL - 3D Canvas graphics
    5. WebGL 2.0
  2. CSS
    1. ::first-letter CSS pseudo-element selector
    2. ::placeholder CSS pseudo-element
    3. ::selection CSS pseudo-element
    4. :default CSS pseudo-class
    5. :dir() CSS pseudo-class
    6. :focus-within CSS pseudo-class
    7. :has() CSS relational pseudo-class
    8. :in-range and :out-of-range CSS pseudo-classes
    9. :indeterminate CSS pseudo-class
    10. :matches() CSS pseudo-class
    11. :optional CSS pseudo-class
    12. :placeholder-shown CSS pseudo-class
    13. #rrggbbaa hex color notation
    14. background-position-x & background-position-y
    15. Blending of HTML/SVG elements
    16. Case-insensitive CSS attribute selectors
    17. Crisp edges/pixelated images
    18. CSS @apply rule
    19. CSS all property
    20. CSS Appearance
    21. CSS Backdrop Filter
    22. CSS background-attachment
    23. CSS background-blend-mode
    24. CSS Canvas Drawings
    25. CSS Containment
    26. CSS Cross-Fade Function
    27. CSS currentColor value
    28. CSS Device Adaptation
    29. CSS display: contents
    30. CSS Exclusions Level 1
    31. CSS Filter Effects
    32. CSS filter() function
    33. CSS font-rendering controls
    34. CSS font-size-adjust
    35. CSS font-stretch
    36. CSS Grid Layout
    37. CSS hanging-punctuation
    38. CSS image-set
    39. CSS Initial Letter
    40. CSS initial value
    41. CSS line-clamp
    42. CSS Logical Properties
    43. CSS Masks
    44. CSS Motion Path
    45. CSS namespaces
    46. CSS page-break properties
    47. CSS position:fixed
    48. CSS position:sticky
    49. CSS Reflections
    50. CSS revert value
    51. CSS Scroll snap points
    52. CSS scrollbar styling
    53. CSS text-indent
    54. CSS text-justify
    55. CSS text-orientation
    56. CSS text-stroke and text-fill
    57. CSS touch-action property
    58. CSS unset value
    59. CSS user-select: none
    60. CSS widows & orphans
    61. CSS will-change property
    62. CSS writing-mode property
    63. CSS zoom
    64. CSS3 attr() function
    65. CSSOM Scroll-behavior
    66. display: flow-root
    67. Explicit descendant combinator >>
    68. Improved kerning pairs & ligatures
    69. letter-spacing CSS property
    70. Media Queries: interaction media features
    71. Media Queries: resolution feature
    72. Rebeccapurple color
    73. Scoped CSS
    74. selector list argument of :not()
    75. selector list argument of :nth-child and :nth-last-child CSS pseudo-classes
    76. Window.devicePixelRatio
  3. CSS2
    1. CSS 2.1 selectors
    2. CSS Counters
    3. CSS Generated content for pseudo-elements
    4. CSS inline-block
    5. CSS min/max-width/height
    6. CSS Table display
  4. CSS3
    1. @font-face Web fonts
    2. calc() as CSS unit value
    3. ch (character) unit
    4. CSS ::marker pseudo-element
    5. CSS Animation
    6. CSS background-position edge offsets
    7. CSS background-repeat round and space
    8. CSS box-decoration-break
    9. CSS clip-path property (for HTML)
    10. CSS Counter Styles
    11. CSS element() function
    12. CSS Feature Queries
    13. CSS first-line pseudo-element
    14. CSS Font Loading
    15. CSS font-feature-settings
    16. CSS font-smooth
    17. CSS font-variant-alternates
    18. CSS Gradients
    19. CSS Hyphenation
    20. CSS outline properties
    21. CSS overflow-anchor (Scroll Anchoring)
    22. CSS pointer-events (for HTML)
    23. CSS Regions
    24. CSS Repeating Gradients
    25. CSS resize property
    26. CSS Shapes Level 1
    27. CSS text-size-adjust
    28. CSS Variables (Custom Properties)
    29. CSS3 2D Transforms
    30. CSS3 3D Transforms
    31. CSS3 Background-image options
    32. CSS3 Border images
    33. CSS3 Border-radius (rounded corners)
    34. CSS3 Box-shadow
    35. CSS3 Box-sizing
    36. CSS3 Colors
    37. CSS3 Cursors (original values)
    38. CSS3 Cursors: zoom-in & zoom-out
    39. CSS3 font-kerning
    40. CSS3 image-orientation
    41. CSS3 Media Queries
    42. CSS3 Multiple backgrounds
    43. CSS3 Multiple column layout
    44. CSS3 object-fit/object-position
    45. CSS3 Opacity
    46. CSS3 Overflow-wrap
    47. CSS3 selectors
    48. CSS3 tab-size
    49. CSS3 text-align-last
    50. CSS3 Text-overflow
    51. CSS3 Text-shadow
    52. CSS3 Transitions
    53. CSS3 word-break
    54. Flexible Box Layout Module
    55. Font unicode-range subsetting
    56. getComputedStyle
    57. Intrinsic & Extrinsic Sizing
    58. rem (root em) units
    59. text-decoration styling
    60. text-emphasis styling
    61. TTF/OTF - TrueType and OpenType font support
    62. Viewport units: vw, vh, vmin, vmax
  5. DOM
    1. "once" event listener option
    2. async attribute for external scripts
    3. autocomplete attribute: on & off values
    4. ChildNode.remove()
    5. classList (DOMTokenList)
    6. Client Hints: DPR, Width, Viewport-Width
    7. CSS.supports() API
    8. Custom Elements v0
    9. Custom Elements v1
    10. CustomEvent
    11. defer attribute for external scripts
    12. Dialog element
    13. disabled attribute of the fieldset element
    14. Document Object Model Range
    15. document.elementFromPoint()
    16. document.evaluate & XPath
    17. document.head
    18. DOM manipulation convenience methods
    19. DOM Parsing and Serialization
    20. DOMContentLoaded
    21. DOMMatrix
    22. Element.closest()
    23. Element.insertAdjacentElement() & Element.insertAdjacentText()
    24. Element.scrollIntoViewIfNeeded()
    25. EventTarget.addEventListener()
    26. EventTarget.dispatchEvent
    27. focusin & focusout events
    28. getElementsByClassName
    29. HTML Imports
    30. HTML templates
    31. indeterminate checkbox
    32. input event
    33. inputmode attribute
    34. IntersectionObserver
    35. KeyboardEvent.charCode
    36. KeyboardEvent.code
    37. KeyboardEvent.getModifierState()
    38. KeyboardEvent.key
    39. KeyboardEvent.location
    40. KeyboardEvent.which
    41. Link type "noreferrer"
    42. matches() DOM method
    43. matchMedia
    44. maxlength attribute for input and textarea elements
    45. Media Source Extensions
    46. MediaRecorder API
    47. Mutation events
    48. Mutation Observer
    49. naturalWidth & naturalHeight image properties
    50. Navigation Timing API
    51. Network Information API
    52. Node.compareDocumentPosition()
    53. Node.innerText
    54. Node.textContent
    55. Passive event listeners
    56. Picture element
    57. Pointer events
    58. querySelector/querySelectorAll
    59. readonly attribute of input and textarea elements
    60. rel=noopener
    61. relList (DOMTokenList)
    62. Resize Observer
    63. Resource Hints: dns-prefetch
    64. Resource Hints: Lazyload
    65. Resource Hints: preconnect
    66. Resource Hints: prefetch
    67. Resource Hints: preload
    68. Resource Hints: prerender
    69. scrollIntoView
    70. Shadow DOM v0
    71. Shadow DOM v1
    72. Touch events
    73. Web Animations API
    74. XMLHttpRequest advanced features
  6. HTML5
    1. accept attribute for file input
    2. Attributes for form submission
    3. Audio element
    4. Audio Tracks
    5. Autofocus attribute
    6. Color input type
    7. contenteditable attribute (basic support)
    8. Custom protocol handling
    9. Datalist element
    10. dataset & data-* attributes
    11. Date and time input types
    12. Details & Summary elements
    13. Download attribute
    14. Drag and Drop
    15. Email, telephone & URL input types
    16. Form attribute
    17. Form validation
    18. Hashchange event
    19. hidden attribute
    20. HTML Media Capture
    21. HTML5 form features
    22. Inline SVG in HTML5
    23. input placeholder attribute
    24. meter element
    25. Minimum length attribute for input fields
    26. Multiple file selection
    27. New semantic elements
    28. Number input type
    29. Offline web applications
    30. PageTransitionEvent
    31. Pattern attribute for input fields
    32. Ping attribute
    33. PNG favicons
    34. Printing Events
    35. progress element
    36. Range input type
    37. Reversed attribute of ordered lists
    38. Ruby annotation
    39. sandbox attribute for iframes
    40. seamless attribute for iframes
    41. Search input type
    42. Session history management
    43. Spellcheck attribute
    44. srcdoc attribute for iframes
    45. Srcset and sizes attributes
    46. Subresource Integrity
    47. tabindex global attribute
    48. Toolbar/context menu
    49. Video element
    50. Video Tracks
    51. wbr (word break opportunity) element
    52. Web App Manifest
  7. Index
    1. index
  8. JS
    1. Arrow functions
    2. asm.js
    3. Async functions
    4. const
    5. ECMAScript 5
    6. ECMAScript 5 Strict Mode
    7. ES6 classes
    8. ES6 module
    9. ES6 Number
    10. ES6 Template Literals (Template Strings)
    11. JSON parsing
    12. let
    13. Object.observe data binding
    14. Proxy object
    15. Rest parameters
    16. Typed Arrays
  9. JS API
    1. Ambient Light API
    2. Base64 encoding and decoding
    3. Basic console logging functions
    4. Battery Status API
    5. Beacon API
    6. Blob constructing
    7. Blob URLs
    8. BroadcastChannel
    9. Channel messaging
    10. Clipboard API
    11. Credential Management API
    12. Cross-document messaging
    13. Cross-Origin Resource Sharing
    14. crypto.getRandomValues()
    15. DeviceOrientation & DeviceMotion events
    16. document.currentScript
    17. Document.execCommand()
    18. Efficient Script Yielding: setImmediate()
    19. Element.getBoundingClientRect()
    20. Element.insertAdjacentHTML()
    21. Encrypted Media Extensions
    22. Fetch
    23. FIDO U2F API
    24. File API
    25. FileReader API
    26. FileReaderSync
    27. Filesystem & FileWriter API
    28. Full Screen API
    29. Gamepad API
    30. Geolocation
    31. getUserMedia/Stream API
    32. High Resolution Time API
    33. IndexedDB
    34. Input Method Editor API
    35. Internationalization API
    36. navigator.hardwareConcurrency
    37. Object RTC (ORTC) API for WebRTC
    38. Online/offline status
    39. Page Visibility
    40. Payment Request API
    41. Permissions API
    42. PointerLock API
    43. Promises
    44. Proximity API
    45. Push API
    46. requestAnimationFrame
    47. requestIdleCallback
    48. Resource Timing
    49. Screen Orientation
    50. Selection API
    51. Server-sent events
    52. Service Workers
    53. Shared Web Workers
    54. Speech Recognition API
    55. Speech Synthesis API
    56. TextEncoder & TextDecoder
    57. URL API
    58. URLSearchParams
    59. User Timing API
    60. Vibration API
    61. Web Audio API
    62. Web Bluetooth
    63. Web Cryptography
    64. Web MIDI API
    65. Web Notifications
    66. Web Sockets
    67. Web SQL Database
    68. Web Storage - name/value pairs
    69. Web Workers
    70. WebRTC Peer-to-peer connections
    71. WebVR API
  10. Other
    1. AAC audio file format
    2. Brotli Accept-Encoding/Content-Encoding
    3. CSS Paged Media (@page)
    4. Data URIs
    5. EOT - Embedded OpenType fonts
    6. FLAC audio format
    7. HEIF/ISO Base Media File Format
    8. HEVC/H.265 video format
    9. HTTP Live Streaming (HLS)
    10. HTTP/2 protocol
    11. JPEG 2000 image format
    12. JPEG XR image format
    13. MathML
    14. MP3 audio format
    15. MPEG-4/H.264 video format
    16. Ogg Vorbis audio format
    17. Ogg/Theora video format
    18. Opus
    19. SDCH Accept-Encoding/Content-Encoding
    20. SPDY protocol
    21. WAI-ARIA Accessibility features
    22. Wav audio format
    23. WebAssembly
    24. WebM video format
    25. WebP image format
    26. WebVTT - Web Video Text Tracks
    27. WOFF - Web Open Font Format
    28. WOFF 2.0 - Web Open Font Format
    29. XHTML served as application/xhtml+xml
    30. XHTML+SMIL animation
  11. PNG
    1. Animated PNG (APNG)
    2. PNG alpha transparency
  12. Security
    1. 'SameSite' cookie attribute
    2. ChaCha20-Poly1305 cipher suites for TLS
    3. Content Security Policy 1.0
    4. Content Security Policy Level 2
    5. Public Key Pinning
    6. Referrer Policy
    7. Server Name Indication
    8. Strict Transport Security
    9. TLS 1.1
    10. TLS 1.2
    11. TLS 1.3
    12. Upgrade Insecure Requests
    13. X-Frame-Options HTTP header
  13. SVG
    1. SVG (basic support)
    2. SVG effects for HTML
    3. SVG favicons
    4. SVG filters
    5. SVG fonts
    6. SVG fragment identifiers
    7. SVG in CSS backgrounds
    8. SVG in HTML img element
    9. SVG SMIL animation
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字典 我要纠错

sandbox attribute for iframes

sandbox attribute for iframes

Method of running external site pages with reduced privileges (e.g. no JavaScript) in iframes.

Spec https://html.spec.whatwg.org/multipage/embedded-content.html#attr-iframe-sandbox
Status WHATWG Living Standard
IE Edge Firefox Chrome Safari Opera