Join the textblock at path with its next sibling, absorbing the sibling's inline content. joinOffset must equal the first block's inline length. It makes position mapping document-independent.
path
joinOffset
Readonly
Apply to a document. Never throws, returns a failure result instead.
Produce the step that undoes this one, given the document it applied to.
Remap a pre-step position to its post-step equivalent.
Join the textblock at
pathwith its next sibling, absorbing the sibling's inline content.joinOffsetmust equal the first block's inline length. It makes position mapping document-independent.