formatexception

问题 Let me explain the situation. In my code , I am encrypting the userid converted to string which is generated after a registration is done. The ecrypted string is passed as a url parameter as below. string ConfirmCode = string.Empty; Common.Secure.Security mySec = new Common.Secure.Security(); ConfirmCode = mySec.Encrypt(myMember.MemberID.ToString()); string EmailValidationLink = "<a href=\'" + pageScheme + "://" + CurrentDomain.HostName + "/Contents/Common/" + "EN" + "/" + CurrentDomain

问题 Let me explain the situation. In my code , I am encrypting the userid converted to string which is generated after a registration is done. The ecrypted string is passed as a url parameter as below. string ConfirmCode = string.Empty; Common.Secure.Security mySec = new Common.Secure.Security(); ConfirmCode = mySec.Encrypt(myMember.MemberID.ToString()); string EmailValidationLink = "<a href=\'" + pageScheme + "://" + CurrentDomain.HostName + "/Contents/Common/" + "EN" + "/" + CurrentDomain

问题 I get the fllowing in the internal NLog log : 2020-05-10 16:38:09.9251 Warn Error when formatting a message. Exception: System.FormatException: The input string had an incorrect format. vid System.Text.StringBuilder.FormatError() vid System.Text.StringBuilder.AppendFormatHelper(IFormatProvider provider, String format, ParamsArray args) vid System.String.FormatHelper(IFormatProvider provider, String format, ParamsArray args) vid System.String.Format(IFormatProvider provider, String format,

问题 I get the fllowing in the internal NLog log : 2020-05-10 16:38:09.9251 Warn Error when formatting a message. Exception: System.FormatException: The input string had an incorrect format. vid System.Text.StringBuilder.FormatError() vid System.Text.StringBuilder.AppendFormatHelper(IFormatProvider provider, String format, ParamsArray args) vid System.String.FormatHelper(IFormatProvider provider, String format, ParamsArray args) vid System.String.Format(IFormatProvider provider, String format,

来源： https://stackoverflow.com/questions/37398473/input-string-was-not-in-a-correct-format-when-parsing-numbers

问题 I have a webservice with a method which is called via a xmlhttprequest object in my javascript. The method accepts a datetime parameter which is subsequently converted to a string and run against the database to perform a calculation. I get the value from m_txtDateAdd and send off the xmlHttprequest <asp:textbox id=m_txtDateAdd tabIndex=4 runat="server" Width="96px" Text="<%# Today %>"> </asp:textbox> which has a validator attacted to it <asp:CustomValidator id="m_DateAddValidator" runat=

问题 I use the following line to convert the datarow value into double. double.parse(Convert.ToString(datarow)); If the datarow is DBNULL , I am getting the following exception: 'double.Parse(Convert.ToString(data))' threw an exception of type 'System.FormatException' How to handle this one without using tryparse. 回答1: Another alternative would be to check if the datarow is DBNull : double d = datarow is DBNull ? 0 : double.Parse(Convert.ToString(datarow)); This way, you do not need to check for

问题 I use the following line to convert the datarow value into double. double.parse(Convert.ToString(datarow)); If the datarow is DBNULL , I am getting the following exception: 'double.Parse(Convert.ToString(data))' threw an exception of type 'System.FormatException' How to handle this one without using tryparse. 回答1: Another alternative would be to check if the datarow is DBNull : double d = datarow is DBNull ? 0 : double.Parse(Convert.ToString(datarow)); This way, you do not need to check for

问题 The input stream I am parsing with Jackson contains latitude and longitude values such as here: { "name": "product 23", "latitude": "52,48264", "longitude": "13,31822" } For some reason the server uses commas as the decimal separator which produces an InvalidFormatException . Since I cannot change the server output format I would like to teach Jackson's ObjectMapper to handle those cases. Here is the relevant code: public static Object getProducts(final String inputStream) { ObjectMapper

问题 If I have these sprinkled throughout my code: MessageBox.Show("See a format exception yet? #1");//todo: remove (there are 7 of these, numbered from 1..7, most of which display (1,2,5,6,7)) I end up with one err msg (" Exception: Cannot find table 0 Location: frmFunction.SetPlatypus ") If I comment out all of those, I end up with a different err msg (" Exception: FormatException Location frmFunction.getDuckbillRecord ") How could this be? Shouldn't the existence/display of such an information