previousSibling property
The MutationRecord read-only property previousSibling is the
previous sibling of an added or removed child node of the
target
of a MutationObserver.
Implementation
external Node? get previousSibling;The MutationRecord read-only property previousSibling is the
previous sibling of an added or removed child node of the
target
of a MutationObserver.
external Node? get previousSibling;