I add to a project by method extention but not compile and it shows that this failure
Error1
Inconsistent accessibility: parameter type 'CSharpEk.SteConv' is less accessible than method 'CSharpEk.NewCodes.MyNewFunction(CSharpEk.StepConv)'C:\Users\s\Desktop\CSharpEk\CSharpEk\NewCodes.cs1128
CSharpEk