How to validate data table(datas) in data set?

Question

i have one dataset and multiple(like 4 or 5 tables) datatable(with different rows and columns count). In this data table i have some mandatory field to validate.<br /> 1.item number (itemnumber:12)(itemnumber is description it is in any row and the value of item number(12) is next same row and next column of the description)<br /> 2.manufacturer name<br /> 3.rev number.<br /><div> now i want to validate the in this manner how to do it.</div><div>&nbsp;</div><div><strong>What I have tried:</strong><br /> <br /> I used <br /> if (ds.Tables[i].Rows[12][25].ToString() == "")<br /> {<br /> dt.Rows.Add();<br /> dt.Rows[mn][0] = "Item number Should be mandatory";<br /> <br /> }<br /> in this code particular field is empty to add the message to one table and show.but the column and row values are changed. </div>

Answer 1

This is Web.config Code

~~~~~~~~~~~~~~~~~~~~

 

 

 

<configuration>
  <connectionStrings>
    <add name="ApplicationServices" connectionString="data source=.\SQLEXPRESS;Integrated Security=SSPI;AttachDBFilename=|DataDirectory|\aspnetdb.mdf;User Instance=true" providerName="System.Data.SqlClient"/>
  </connectionStrings>
  <system.web>
    <compilation debug="true" targetFramework="4.0"/>
    <authentication mode="Forms">
      <forms loginUrl="~/Account/Login.aspx" timeout="2880"/>
    </authentication>
    <membership>
      <providers>
        <clear/>
        <add name="AspNetSqlMembershipProvider" type="System.Web.Security.SqlMembershipProvider" connectionStringName="ApplicationServices" enablePasswordRetrieval="false" enablePasswordReset="true" requiresQuestionAndAnswer="false" requiresUniqueEmail="false" maxInvalidPasswordAttempts="5" minRequiredPasswordLength="6" minRequiredNonalphanumericCharacters="0" passwordAttemptWindow="10" applicationName="/"/>
      </providers>
    </membership>
    <profile>
      <providers>
        <clear/>
        <add name="AspNetSqlProfileProvider" type="System.Web.Profile.SqlProfileProvider" connectionStringName="ApplicationServices" applicationName="/"/>
      </providers>
    </profile>
    <roleManager enabled="false">
      <providers>
        <clear/>
        <add name="AspNetSqlRoleProvider" type="System.Web.Security.SqlRoleProvider" connectionStringName="ApplicationServices" applicationName="/"/>
        <add name="AspNetWindowsTokenRoleProvider" type="System.Web.Security.WindowsTokenRoleProvider" applicationName="/"/>
      </providers>
    </roleManager>
  </system.web>
  <system.webServer>
    <modules runAllManagedModulesForAllRequests="true"/>
  </system.webServer>
  <rewrite>
    <rules>
      <rule name="Fail Bad request">
        <match url=".*"/>
        <conditions>
          <add input="{HTTP_HOST}" pattern="localhost" negate="true"/>
        </conditions>
        <action types="AbortRequest"/>

      </rule>
      <rule name="Redirect From Blog">
        <match url="^blog/([_0-9a-z-]+)/([0-9]+)" />
        <action type="Redirect" url="article/{R:2}/{R:1}" redirectType="Found"/>

      </rule>
      <rule name="Rewrite to article.aspx">
        <match url="^article/([0-9]+)/([_0-9a-z-]+)" />
        <action type="Rewrite" url="article.aspx?id={R:1}&amp;title={R:2}"/>
        </rule>
      </rules>
  </rewrite>
</configuration>

Answer 2

Please put the urlrewrite tag in proper place(proper tag). Provide the code how you are writing in web.config file..