HttpHeadersExpect 字段
            Expect 标头,指定客户端要求的特定服务器行为。
            
命名空间: TouchSocket.Http程序集: TouchSocket.Http (在 TouchSocket.Http.dll 中) 版本:4.0.0-beta.143+5fcca7a4e70968794985dc3793adc50531308be6
public const string Expect = "Expect"
Public Const Expect As String = "Expect"
static val mutable Expect: string
字段值
String