SwebFormReadClientData 方法

public void ReadClientData(
	string key,
	ReadClientDataCallBackHandler handler = null,
	int timeout = 0,
	bool asyncawait = false
)

Public Sub ReadClientData ( 
	key As String,
	Optional handler As ReadClientDataCallBackHandler = Nothing,
	Optional timeout As Integer = 0,
	Optional asyncawait As Boolean = false
)