IDataRecord.FieldCount Property
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Gets the number of columns in the current row.
public:
property int FieldCount { int get(); };C#
public int FieldCount { get; }member this.FieldCount : intPublic ReadOnly Property FieldCount As IntegerWhen not positioned in a valid recordset, 0; otherwise, the number of columns in the current record. The default is -1.
After executing a query that does not return rows (for example, using the ExecuteNonQuery method), FieldCount returns -1.
| Product | Versions |
|---|---|
| .NET | Core 1.0, Core 1.1, Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9, 10 |
| .NET Framework | 1.1, 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1 |
| .NET Standard | 2.0, 2.1 |
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