Ionic Zip Library v1.9.1.6
ExtractExistingFile Property
Reference ► Ionic.Zip ► SelfExtractorSaveOptions ► ExtractExistingFile
Specify what the self-extractor will do when extracting an entry
would overwrite an existing file.

C# | Visual Basic | Visual C++ |
public ExtractExistingFileAction ExtractExistingFile { get; set; }
Public Property ExtractExistingFile As ExtractExistingFileAction Get Set
public: property ExtractExistingFileAction ExtractExistingFile { ExtractExistingFileAction get (); void set (ExtractExistingFileAction value); }

The default behavvior is to Throw.