WebOct 15, 2024 · I have an asp.net application where I have a datatable ("DataTableA") that returns just one column ("ProductID"). I want to read each row of "ProductID", process some business logic, then copy both those columns (ProductID & ProductIDBusinessLogicValue) to DataTableB. This DataTableB is then displayed on the asp.net page. WebSep 23, 2013 · All in one line (note that both Linq and DataTable.Select needs to use loops): Dim ErrMessage As String = errorTable.AsEnumerable (). Where (Function (r) r.Field (Of String) ("Error_Case") = TextCase.Text). Select (Function (r) r.Field (Of String) ("Error_Message")). FirstOrDefault () Share Improve this answer Follow edited Sep 23, …
sql - Datatable.Select with Like in VB.net - Stack Overflow
WebJul 22, 2024 · So I'll show two methods: one to get the data, and the other to loop through it and set up the combobox: Private Function GetMachines () As DataTable 'No try/catch needed here. Handle it in the UI level, instead Dim SQL As String = "SELECT MachineName from machine" Dim result As New DataTable Using cn As New … WebJan 14, 2015 · Make a copy of the collection using Collection.ToArray () and run you foreach on the copy and remove your item from the actual collection. Since DataTable.Columns does not have ToArray or ToList methods, you could use the CopyTo () method and copy the entire columns to a ColumnsArray. If you do not want to create a … birmingham stallions 2022
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WebMay 1, 2013 · 1 Answer Sorted by: 2 If I understand your question correctly, you need to add the values of TENDER_AMT where the value in TEND_POS_ID is 8. If this is the case you could use the Select method of the DataTable Dim rows = ds.Tables (0).Select ("TEND_POS_ID = 8") for each r in rows tmpCoupon += Convert.ToDecimal (r … WebVB.NET For文で指定した回数だけループで同じ処理を行う で紹介したように、 ForEach を使用するとシンプルになります。 例えば以下の DataTable があるとします。 Dim … WebMar 21, 2024 · Tenha um datatable e precisava fazer um foreach para alterar alguns valores desse datatable public static DataTable TabelaAmbientes { get; set; } Estava … dangers of a cat scratch