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IDataRecord.FieldCount Property

.NET Framework 4.5

Gets the number of columns in the current row.

Namespace: System.Data
Assembly: System.Data (in System.Data.dll)

int FieldCount { get; }

Property Value

Type: System.Int32
When not positioned in a valid recordset, 0; otherwise, the number of columns in the current record. The default is -1.

Remarks

After executing a query that does not return rows (for example, using the ExecuteNonQuery method), FieldCount returns -1.

Version Information

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Platforms

Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

Reference

IDataRecord Interface

System.Data Namespace

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