IsImageCacheExist(String,Int32) Method (ThumbnailsCacheManager)
Determines that the cache manager contains the image cache for specified page in specified image file.
'Declaration
Public Overridable Function IsImageCacheExist( _
ByVal As String, _
ByVal As Integer _
) As Boolean
Parameters
- fileId
- An image file identifier.
- pageIndex
- A zero-based image index in source image file.
Return Value
True - the cache manager contains the image cache for specified page in specified image file; false - the cache manager does NOT contain the image cache for specified page in specified image file.
Target Platforms: .NET9; .NET 8; .NET 7, .NET 6; .NET Framework 4.8, 4.7, 4.6, 4.5