RequestUtilityHttpResponseGetAsync 方法

public static Task<HttpWebResponse> HttpResponseGetAsync(
	string url,
	CookieContainer cookieContainer = null,
	Encoding encoding = null,
	X509Certificate2 cer = null,
	string refererUrl = null,
	bool useAjax = false,
	int timeOut = 10000
)

Public Shared Function HttpResponseGetAsync ( 
	url As String,
	Optional cookieContainer As CookieContainer = Nothing,
	Optional encoding As Encoding = Nothing,
	Optional cer As X509Certificate2 = Nothing,
	Optional refererUrl As String = Nothing,
	Optional useAjax As Boolean = false,
	Optional timeOut As Integer = 10000
) As Task(Of HttpWebResponse)