The placeholder types. Many of these placeholder types correspond to placeholder IDs from the
ECMA-376 standard. More information on those shapes can be found in the description of the
"ST_PlaceholderType" type in section 19.7.10 of "Office Open XML File Formats - Fundamentals and
Markup Language Reference", part 1 of ECMA-376 5th
edition.
The placeholder types. Many of these placeholder types correspond to placeholder IDs from the ECMA-376 standard. More information on those shapes can be found in the description of the "ST_PlaceholderType" type in section 19.7.10 of "Office Open XML File Formats - Fundamentals and Markup Language Reference", part 1 of ECMA-376 5th edition.