重写的话，约定基类方法必须先执行
public void Package<TWriter>(
ref TWriter writer
)
where TWriter : IBytesWriter
Public Sub Package(Of TWriter As IBytesWriter) (
ByRef writer As TWriter
)abstract Package :
writer : 'TWriter byref -> unit when 'TWriter : IBytesWriter
override Package :
writer : 'TWriter byref -> unit when 'TWriter : IBytesWriter[缺少 "M:TouchSocket.Core.Metadata.Package``1(``0@)" 的 <param name="writer"/> 文档]
[缺少 "M:TouchSocket.Core.Metadata.Package``1(``0@)" 的 <typeparam name="TWriter"/> 文档]