Assign Null value to the Integer Column in the DataTable

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旧巷少年郎
旧巷少年郎 2021-02-12 13:17

I have a datatable with One ColumnName \"CustomerID\" with Integer DataType. Dynamically I want to add rows to the DataTable. For that, I had created one DataRow object like:

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  •  青春惊慌失措
    2021-02-12 14:08

    When null is not allowed to be inserted into DR["CustomerID"], you could use (int?)null instead like this:

    DR["CustomerID"] = string.IsNullOrEmpty(TextBox1.Text) ?
    (int?) null : Convert.ToInt32(TextBox1.Text);
    

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