printable version: ByteScout-Spreadsheet-SDK-C-sharp-Use-Custom-Functions.pdf How to use custom functions in C# using ByteScout Spreadsheet SDK Tutorial on how to use custom functions in C# Learn how to use custom functions in C# with this source code sample. ByteScout Spreadsheet SDK: the SDK to create, read, modify and calculate spreadsheets. Formula calculations are supported, import and export to and from JSON, CSV, XML, databases, arrays. It can use custom functions in C#. C# code samples for C# [...]