Gets or sets "Content-Type:" header field "boundary" parameter. Returns null if Content-Type: header field value isn't set or Content-Type: header field "boundary" parameter isn't set. Note: Content-Type must be multipart/xxx or exception is thrown.

public string ContentType_Boundary { get; set; }

Public Property ContentType_Boundary As String

public:
String^ ContentType_Boundary {
	String^ get ();
	void set (String^ value);
}