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OleDbDataReader.FieldCount Property

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Definition

Namespace:
System.Data.OleDb
Assembly:
System.Data.OleDb.dll
Assembly:
System.Data.dll
Package:
System.Data.OleDb v9.0.0
Source:
OleDbDataReader.cs
Source:
OleDbDataReader.cs
Source:
OleDbDataReader.cs

Gets the number of columns in the current row.

public:
 virtual property int FieldCount { int get(); };
public:
 property int FieldCount { int get(); };
public override int FieldCount { get; }
public int FieldCount { get; }
member this.FieldCount : int
Public Overrides ReadOnly Property FieldCount As Integer
Public ReadOnly Property FieldCount As Integer

Property Value

Int32

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

Implements

FieldCount

Exceptions

NotSupportedException

There is no current connection to a data source.

Remarks

Includes hidden fields. Use VisibleFieldCount to exclude hidden fields.

After executing a query that does not return rows, FieldCount returns 0.

Applies to

See also