C DataTable Select - How do I format the filter criteria to include null

Question

This doesn t work  DataTable myNewTable   myDataTable Select  Name  lt  gt   n a    CopyToDataTable      myDataTable has a row named Name  I would like to select the rows from this table where Name is not equal to  n a   It selects but still am missing the null values i need the null values too    Can anyone help

User · Answer

Try out Following   DataRow rows   DataTable Select   Name  lt  gt  n a      For Null check in This   DataRow rows    DataTable Select   Name   lt  gt   n a  OR  Name  is NULL

User · Answer

Try this  myDataTable Select   Name  is NULL OR  Name   lt  gt   n a       Edit   Relevant sources     DataTable Select Method  String  Expression filtering syntax

User · Answer

try this     var result   from r in myDataTable AsEnumerable                 where r Field lt string gt   Name       n a   amp  amp                      r Field lt string gt   Name         select r    DataTable dtResult   result CopyToDataTable

User · Answer

The way to check for null is to check for it   DataRow   myResultSet   myDataTable Select   COLUMN NAME  is null      You can use and and or in the Select statement

[c#] C# DataTable.Select() - How do I format the filter criteria to include null?

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