DataTableReader::Read Method ()
.NET Framework (current version)
Advances the DataTableReader to the next record.
Assembly: System.Data (in System.Data.dll)
Implements
IDataReader::Read()| Exception | Condition |
|---|---|
| InvalidOperationException | An attempt was made to read or access a column in a closed DataTableReader . |
The default position of the DataTableReader is before the first record. Therefore, you must call Read to start accessing any data.
The PrintColumns procedure loops through all the rows in the DataTableReader, displaying the contents of each column in the Console window.
.NET Framework
Available since 2.0
Available since 2.0
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