RequestUtilityHttpPostAsync 方法 (IServiceProvider, String, CookieContainer, Stream, DictionaryString, String, String, Encoding, X509Certificate2, Boolean, DictionaryString, String, Int32, Boolean, String)

public static Task<string> HttpPostAsync(
	IServiceProvider serviceProvider,
	string url,
	CookieContainer cookieContainer = null,
	Stream postStream = null,
	Dictionary<string, string> fileDictionary = null,
	string refererUrl = null,
	Encoding encoding = null,
	X509Certificate2 cer = null,
	bool useAjax = false,
	Dictionary<string, string> headerAddition = null,
	int timeOut = 10000,
	bool checkValidationResult = false,
	string contentType = "text/xml"
)

Public Shared Function HttpPostAsync ( 
	serviceProvider As IServiceProvider,
	url As String,
	Optional cookieContainer As CookieContainer = Nothing,
	Optional postStream As Stream = Nothing,
	Optional fileDictionary As Dictionary(Of String, String) = Nothing,
	Optional refererUrl As String = Nothing,
	Optional encoding As Encoding = Nothing,
	Optional cer As X509Certificate2 = Nothing,
	Optional useAjax As Boolean = false,
	Optional headerAddition As Dictionary(Of String, String) = Nothing,
	Optional timeOut As Integer = 10000,
	Optional checkValidationResult As Boolean = false,
	Optional contentType As String = "text/xml"
) As Task(Of String)