Composition is cancelled when pressing Enter inside contenteditable
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: Korean (IME) ·
Scenario: scenario-ime-enter-breaks
contenteditable cases
Individual incident reports (cases) collected from experiments. Each case documents a concrete contenteditable behavior observed in a specific environment. Filter by metadata and follow links to reproduce them in the dedicated playgrounds.
95 total cases
0 confirmed
95 draft
Pressing Enter inserts two line breaks in contenteditable
draft
OS: macOS 14.0 ·
Device: Laptop MacBook Pro ·
Browser: Safari 17.0 · Keyboard: US ·
Scenario: scenario-double-line-break
Backspace removes a whole composed syllable instead of a single jamo
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: Korean (IME) ·
Scenario: scenario-ime-backspace-granularity
Arrow keys skip over emoji in contenteditable
draft
OS: macOS 14.0 ·
Device: Laptop MacBook Pro ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-caret-movement-with-emoji
Pasting rich text into contenteditable strips markup unexpectedly
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-paste-formatting-loss
Undo during IME composition clears more text than expected
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: Korean (IME) ·
Scenario: scenario-undo-with-composition
Selection collapses unexpectedly when clicking outside contenteditable
draft
OS: macOS Ubuntu 22.04 ·
Device: Laptop Any ·
Browser: Safari 120.0 · Keyboard: US ·
Scenario: scenario-selection-collapse-on-blur
Virtual keyboard on mobile scrolls contenteditable out of view
draft
OS: iOS 17.0 ·
Device: Mobile iPhone ·
Browser: Safari 17.0 · Keyboard: System virtual keyboard ·
Scenario: scenario-mobile-keyboard-scroll
Space key during composition is ignored or committed inconsistently
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Edge 120.0 · Keyboard: Korean (IME) ·
Scenario: scenario-space-during-composition
Bold formatting is lost when typing after applying bold
draft
OS: macOS 14.0 ·
Device: Desktop or Laptop Any ·
Browser: Safari 17.0 · Keyboard: US ·
Scenario: scenario-formatting-persistence
Caret position jumps unexpectedly after pasting content
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Firefox 120.0 · Keyboard: US ·
Scenario: scenario-caret-position-after-paste
Drag and drop of text within contenteditable does not work as expected
draft
OS: macOS Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-drag-drop-behavior
Nested contenteditable elements cause focus and selection issues
draft
OS: Any Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-nested-contenteditable
Screen readers do not announce changes in contenteditable regions
draft
OS: macOS Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Safari 120.0 · Keyboard: US ·
Scenario: scenario-accessibility-announcements
Undo and redo behavior is inconsistent across browsers
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Edge 120.0 · Keyboard: US ·
Scenario: scenario-undo-redo-behavior
Touch selection handles are difficult to use on mobile devices
draft
OS: iOS Ubuntu 22.04 ·
Device: Mobile Any ·
Browser: Safari 120.0 · Keyboard: System virtual keyboard ·
Scenario: scenario-touch-selection-mobile
execCommand is deprecated but still widely used for formatting
draft
OS: Any Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-execCommand-alternatives
Pasting rich text inserts unwanted formatting
draft
OS: macOS Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Safari 120.0 · Keyboard: US ·
Scenario: scenario-paste-plain-text
Focus is lost when clicking on certain elements within contenteditable
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Firefox 120.0 · Keyboard: US ·
Scenario: scenario-focus-management
Bold formatting is lost when typing after applying bold
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-formatting-persistence
Composition is cancelled when pressing Enter inside contenteditable
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Firefox 120.0 · Keyboard: Korean IME ·
Scenario: scenario-ime-enter-breaks
Pressing Enter inserts two line breaks in contenteditable
draft
OS: macOS Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-double-line-break
Pasting rich text preserves unwanted HTML structure
draft
OS: macOS Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Safari 120.0 · Keyboard: US ·
Scenario: scenario-paste-formatting-loss
Arrow keys skip over emoji in contenteditable
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Edge 120.0 · Keyboard: US ·
Scenario: scenario-caret-movement-with-emoji
Typing becomes slow with large contenteditable content
draft
OS: Any Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-performance-large-content
Selection is lost after copying content in contenteditable
draft
OS: macOS Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Safari 120.0 · Keyboard: US ·
Scenario: scenario-copy-selection-behavior
Touch events interfere with contenteditable focus on mobile
draft
OS: iOS Ubuntu 22.04 ·
Device: Mobile Any ·
Browser: Safari 120.0 · Keyboard: System virtual keyboard ·
Scenario: scenario-mobile-touch-behavior
Italic formatting is lost when typing after applying italic
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Edge 120.0 · Keyboard: US ·
Scenario: scenario-formatting-persistence
Backspace removes a whole composed syllable instead of a single character
draft
OS: macOS Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: Japanese IME ·
Scenario: scenario-ime-backspace-granularity
Underline formatting is lost when typing after applying underline
draft
OS: Linux Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Firefox 120.0 · Keyboard: US ·
Scenario: scenario-formatting-persistence
Pasting images into contenteditable is not supported consistently
draft
OS: macOS Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-paste-media-handling
Composition events are not fired consistently for all IMEs
draft
OS: macOS Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Safari 120.0 · Keyboard: Chinese IME ·
Scenario: scenario-composition-events
Backspace deletes whole words instead of single characters
draft
OS: macOS Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Safari 120.0 · Keyboard: US ·
Scenario: scenario-backspace-granularity
Arrow keys move by word instead of character when modifier is not pressed
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-caret-movement-granularity
Undo stack is cleared when programmatically modifying content
draft
OS: macOS Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Safari 120.0 · Keyboard: US ·
Scenario: scenario-undo-redo-behavior
Pasting tables loses structure and formatting
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Firefox 120.0 · Keyboard: US ·
Scenario: scenario-paste-formatting-loss
Page zooms in when focusing contenteditable on mobile
draft
OS: iOS Ubuntu 22.04 ·
Device: Mobile Any ·
Browser: Safari 120.0 · Keyboard: System virtual keyboard ·
Scenario: scenario-mobile-touch-behavior
Spellcheck interferes with contenteditable editing
draft
OS: macOS Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Safari 120.0 · Keyboard: US ·
Scenario: scenario-spellcheck-behavior
Input events fire multiple times for single keystroke
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Edge 120.0 · Keyboard: US ·
Scenario: scenario-input-event-duplication
beforeinput event is not supported in Safari
draft
OS: macOS Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Safari 120.0 · Keyboard: US ·
Scenario: scenario-beforeinput-support
window.getSelection() returns null when contenteditable loses focus
draft
OS: macOS Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Safari 120.0 · Keyboard: US ·
Scenario: scenario-selection-api-behavior
insertHTML breaks DOM structure and formatting
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-insertHTML-behavior
Double-tap on contenteditable triggers page zoom
draft
OS: iOS Ubuntu 22.04 ·
Device: Mobile Any ·
Browser: Safari 120.0 · Keyboard: System virtual keyboard ·
Scenario: scenario-mobile-touch-behavior
contenteditable behavior differs when inside an iframe
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Edge 120.0 · Keyboard: US ·
Scenario: scenario-contenteditable-iframe
Clipboard API paste does not work in contenteditable
draft
OS: macOS Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-clipboard-api
IME candidate window appears in wrong position
draft
OS: macOS Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: Japanese IME ·
Scenario: scenario-ime-ui-positioning
Delete key behavior is inconsistent with Backspace
draft
OS: Linux Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Firefox 120.0 · Keyboard: US ·
Scenario: scenario-delete-key-behavior
Selection range is incorrect when selecting across multiple elements
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Edge 120.0 · Keyboard: US ·
Scenario: scenario-selection-range-accuracy
contenteditable="false" on child elements is not respected consistently
draft
OS: Any Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-contenteditable-readonly
contenteditable does not work correctly inside Shadow DOM
draft
OS: macOS Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-contenteditable-shadow-dom
preventDefault on paste event does not prevent default paste behavior
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-paste-event-handling
Selection handles overlap with content on mobile
draft
OS: Android Ubuntu 22.04 ·
Device: Mobile Any ·
Browser: Chrome 120.0 · Keyboard: System virtual keyboard ·
Scenario: scenario-mobile-touch-behavior
ARIA attributes on contenteditable are not properly announced
draft
OS: macOS Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Safari 120.0 · Keyboard: US ·
Scenario: scenario-accessibility-aria
contenteditable in table cells causes layout issues
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Firefox 120.0 · Keyboard: US ·
Scenario: scenario-contenteditable-table
Placeholder text disappears when contenteditable receives focus
draft
OS: macOS Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Safari 120.0 · Keyboard: US ·
Scenario: scenario-placeholder-behavior
maxlength attribute is not supported on contenteditable
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-maxlength-behavior
Autocomplete suggestions do not appear for contenteditable
draft
OS: macOS Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-autocomplete-behavior
inputmode attribute does not affect virtual keyboard on mobile
draft
OS: iOS Ubuntu 22.04 ·
Device: Mobile Any ·
Browser: Safari 120.0 · Keyboard: System virtual keyboard ·
Scenario: scenario-inputmode-behavior
lang attribute does not affect spellcheck language
draft
OS: macOS Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Safari 120.0 · Keyboard: US ·
Scenario: scenario-language-attribute
Text direction (dir attribute) changes are not applied during editing
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Firefox 120.0 · Keyboard: Arabic ·
Scenario: scenario-text-direction
tabindex attribute does not control focus order correctly
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Edge 120.0 · Keyboard: US ·
Scenario: scenario-tabindex-behavior
required attribute is not supported for validation
draft
OS: macOS Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-required-validation
pattern attribute does not validate contenteditable content
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Firefox 120.0 · Keyboard: US ·
Scenario: scenario-pattern-validation
readonly attribute does not prevent editing in contenteditable
draft
OS: Linux Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Firefox 120.0 · Keyboard: US ·
Scenario: scenario-readonly-attribute
disabled attribute does not disable contenteditable
draft
OS: macOS Ubuntu 22.04 ·
Device: Desktop or Laptop Any ·
Browser: Safari 120.0 · Keyboard: US ·
Scenario: scenario-disabled-attribute
contenteditable content is not included in form submission
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-form-integration
Spellcheck suggestions interfere with contenteditable editing
draft
OS: macOS 14.0 ·
Device: Desktop or Laptop MacBook Pro ·
Browser: Safari 17.0 · Keyboard: US ·
Scenario: scenario-spellcheck-interference
autofocus attribute does not work on contenteditable
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-autofocus-behavior
autocapitalize attribute works inconsistently on contenteditable
draft
OS: iOS 17.0 ·
Device: iPhone Any ·
Browser: Safari 17.0 · Keyboard: US ·
Scenario: scenario-autocapitalize-behavior
autocorrect attribute behavior differs on contenteditable
draft
OS: iOS 17.0 ·
Device: iPhone Any ·
Browser: Safari 17.0 · Keyboard: US ·
Scenario: scenario-autocorrect-behavior
enterkeyhint attribute does not work on contenteditable
draft
OS: Android 14.0 ·
Device: Smartphone Any ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-enterkeyhint-behavior
enterkeyhint and inputmode affect Enter key behavior inconsistently
draft
OS: iOS 17.0 ·
Device: iPhone Any ·
Browser: Safari 17.0 · Keyboard: US ·
Scenario: scenario-entermode-behavior
Content Security Policy may restrict contenteditable behavior
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-csp-restrictions
XSS protection may interfere with contenteditable HTML insertion
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Edge 120.0 · Keyboard: US ·
Scenario: scenario-xss-protection
CORS restrictions may affect contenteditable in cross-origin iframes
draft
OS: macOS 14.0 ·
Device: Desktop or Laptop MacBook Pro ·
Browser: Safari 17.0 · Keyboard: US ·
Scenario: scenario-cors-restrictions
contenteditable behavior differs inside Web Components
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-web-components-integration
contenteditable inheritance behavior is inconsistent
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Firefox 120.0 · Keyboard: US ·
Scenario: scenario-contenteditable-inheritance
Virtual scrolling libraries interfere with contenteditable selection
draft
OS: macOS 14.0 ·
Device: Desktop or Laptop MacBook Pro ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-virtual-scrolling
MutationObserver may interfere with contenteditable editing
draft
OS: macOS 14.0 ·
Device: Desktop or Laptop MacBook Pro ·
Browser: Safari 17.0 · Keyboard: US ·
Scenario: scenario-mutation-observer-interference
ResizeObserver may cause layout shifts during contenteditable editing
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-resize-observer-interference
IntersectionObserver may affect contenteditable visibility detection
draft
OS: macOS 14.0 ·
Device: Desktop or Laptop MacBook Pro ·
Browser: Safari 17.0 · Keyboard: US ·
Scenario: scenario-intersection-observer-interference
Drag and Drop API behavior differs in contenteditable
draft
OS: macOS 14.0 ·
Device: Desktop or Laptop MacBook Pro ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-drag-drop-api
Fullscreen API may affect contenteditable focus and selection
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-fullscreen-api
File API drag and drop does not work in contenteditable
draft
OS: macOS 14.0 ·
Device: Desktop or Laptop MacBook Pro ·
Browser: Safari 17.0 · Keyboard: US ·
Scenario: scenario-file-api
Clipboard API read/write works inconsistently with contenteditable
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Firefox 120.0 · Keyboard: US ·
Scenario: scenario-clipboard-api
Page Visibility API may affect contenteditable during tab switches
draft
OS: macOS 14.0 ·
Device: Desktop or Laptop MacBook Pro ·
Browser: Safari 17.0 · Keyboard: US ·
Scenario: scenario-page-visibility-api
Media query layout changes may disrupt contenteditable editing
draft
OS: iOS 17.0 ·
Device: iPhone Any ·
Browser: Safari 17.0 · Keyboard: US ·
Scenario: scenario-media-query-layout
CSS contain property may affect contenteditable selection
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-css-contain
CSS isolation property may affect contenteditable stacking context
draft
OS: macOS 14.0 ·
Device: Desktop or Laptop MacBook Pro ·
Browser: Safari 17.0 · Keyboard: US ·
Scenario: scenario-css-isolation
CSS filter may affect contenteditable performance
draft
OS: macOS 14.0 ·
Device: Desktop or Laptop MacBook Pro ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-css-filter
CSS backdrop-filter may cause rendering issues in contenteditable
draft
OS: iOS 17.0 ·
Device: iPhone Any ·
Browser: Safari 17.0 · Keyboard: US ·
Scenario: scenario-css-backdrop-filter
CSS transform may cause selection handles to appear in wrong position
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Edge 120.0 · Keyboard: US ·
Scenario: scenario-css-transform
CSS mix-blend-mode may affect contenteditable text rendering
draft
OS: Windows 11 ·
Device: Desktop or Laptop Any ·
Browser: Firefox 120.0 · Keyboard: US ·
Scenario: scenario-css-mix-blend-mode
CSS will-change may improve or degrade contenteditable performance
draft
OS: macOS 14.0 ·
Device: Desktop or Laptop MacBook Pro ·
Browser: Chrome 120.0 · Keyboard: US ·
Scenario: scenario-css-will-change
Baseline typing and composition in a simple contenteditable region
draft
OS: Any Any ·
Device: Desktop or Laptop Any ·
Browser: Chrome Latest · Keyboard: US ·
Scenario: scenario-baseline