FindOptionalContentGroupByName
内容流与可选内容组
说明
FindOptionalContentGroupByName 参考页。该函数属于 内容流与可选内容组，所有标识符均按页面所示保持不变
语法
Delphi
Function TPDFlib.FindOptionalContentGroupByName(Const GroupName: WideString): Integer;返回值
| 0 | No optional-content group with that name was found |
|---|---|
| non-zero | The optional-content group handle |
另请参阅
NewOptionalContentGroup, NewOptionalContentGroupEx, SetOptionalContentGroupVisibleByName