Merged Cell.When the object is serialized out as xml, its qualified name is x:mergeCell.
Assembly: DocumentFormat.OpenXml (in DocumentFormat.OpenXml.dll)
[ISO/IEC 29500-1 1st Edition]
188.8.131.52 mergeCell (Merged Cell)
A single merged cell
Range defined by merge cell.
The possible values for this attribute are defined by the ST_Ref simple type (§18.18.62).
[Note: The W3C XML Schema definition of this element’s content model (CT_MergeCell) is located in §A.2. end note]
© ISO/IEC29500: 2008.