FindOptionalContentGroupByName
内容流与可选内容组
說明
FindOptionalContentGroupByName 參考頁。此函式屬於 内容流与可选内容组，所有識別碼均依頁面所示保持不變
語法
Delphi
Function TPDFlib.FindOptionalContentGroupByName(Const GroupName: WideString): Integer;傳回值
| 0 | No optional-content group with that name was found |
|---|---|
| non-zero | The optional-content group handle |
另請參閱
NewOptionalContentGroup, NewOptionalContentGroupEx, SetOptionalContentGroupVisibleByName