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Article #648Re: How do I loop around a dataset ?
From: Viatcheslav V. Vassiliev
Date: Fri, 24 Sep 2004 10:15
Date: Fri, 24 Sep 2004 10:15
38 lines
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2550 bytes
This should not work at compile time and produce "Undeclared identifier Create" or similar message - DataRow (namespace is System.Data, not System.Data.SqlClient) has no public constructor and can be created only from other objects - for example, with DataTable.NewRow(). DataRow can not exist as stand-alone object that is not part of DataTable. //------------------------------------------ Regards, Vassiliev V. V. http://www.managed-vcl.com - using .Net objects in Delphi for Win32 + ADO.Net http://www.oledbdirect.com - The fastest way to access MS SQL Server, MS Jet (Access) and Interbase (through OLEDB) "Marc Scheuner" <no.spam@for.me> ???????/???????? ? ???????? ?????????: news:38h7l0djqan4cgdd8vv3iqn0nseq0q0qmu@4ax.com... > >This works fine in C# but in Delphi I am having trouble declaring a DataRow: > >> DataRow oMyWorkRow := myDataTable.Rows[someIndex]; > > > >var > > dbRow : DataRow; > >Begin > > dbRow := DataRow.Create; > >End; > > > >This is not working. Should I declare a DataRow in another way ?!? > > How is it not working? Do you get an error when you compile it?? If so > - did you add a "uses System.Data.SqlClient" to your uses clause?? > > Is it not working at runtime?? Does it throw an error / exception? If > so, which one?? > > Marc > ================================================================ > Marc Scheuner May The Source Be With You! > Bern, Switzerland m.scheuner(at)inova.ch
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X-Google-Thread: 1effe6,86650b4da60f7bbe X-Google-Attributes: gid1effe6,public X-Google-Language: ENGLISH,ASCII-7-bit From: "Viatcheslav V. Vassiliev" <support@oledbdirect.com> Newsgroups: borland.public.delphi.database.dotnet References: <413702a3$1@newsgroups.borland.com> <oi9ej09cdj7rjv8s67b2au1ea87kgp1dm0@4ax.com> <4152b899@newsgroups.borland.com> <38h7l0djqan4cgdd8vv3iqn0nseq0q0qmu@4ax.com> Subject: Re: How do I loop around a dataset ? Date: Fri, 24 Sep 2004 14:15:32 +0400 Lines: 40 X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 6.00.2800.1437 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1441 NNTP-Posting-Host: 213.234.218.42 Message-ID: <4153f3c4$1@newsgroups.borland.com> X-Trace: newsgroups.borland.com 1096020932 213.234.218.42 (24 Sep 2004 03:15:32 -0700) Path: arc1-ca.pugleaf.net!g2news1.google.com!news1.google.com!news.glorb.com!border1.nntp.dca.giganews.com!border2.nntp.dca.giganews.com!nntp.giganews.com!newsfeeds.ihug.co.nz!ihug.co.nz!newsgroups.borland.com!not-for-mail