Provides the offset of this element's borderEdge relative to the specified parent.
Provides the offset of this element's borderEdge relative to the specified parent.
This is the Dart equivalent of jQuery's
position method. Unlike jQuery's
position, however, parent can be any parent element of this
,
rather than only this
's immediate offsetParent. If the specified
element is not an offset parent or transitive offset parent to this
element, an ArgumentError is thrown.