GetFloat(Int32) Method

In This Topic

Gets the value of the specified column as a single-precision floating point number.

Syntax

Visual Basic
C#

'Declaration
 
Public Overloads Overrides Function GetFloat( _
   ByVal i As Integer _
) As Single

public override float GetFloat( 
   int i
)

Parameters

i

Return Value

The value of the specified column.

Remarks

Call IsDBNull to check for null values before calling this method.

Example

csharp

static void GetMyFloat(PgSqlConnection myConnection) {
  PgSqlCommand cmd = new PgSqlCommand("SELECT * FROM Test.AllTypes");
  cmd.Connection = myConnection;
  myConnection.Open();
  try {
    PgSqlDataReader reader = cmd.ExecuteReader();
    reader.Read();
    float recievedFloat = reader.GetFloat(reader.GetOrdinal("FloatCol"));
    reader.Close();
  }
  finally {
    myConnection.Close();
  }
}

Visual Basic

Shared Sub GetMyFloat(ByVal myConnection As PgSqlConnection)
  Dim cmd As New PgSqlCommand("SELECT * FROM Test.AllTypes")
  cmd.Connection = myConnection
  myConnection.Open()
  Try
    Dim reader As PgSqlDataReader = cmd.ExecuteReader
    reader.Read()
    Dim recievedFloat As Single = reader.GetFloat(reader.GetOrdinal("FloatCol"))
    reader.Close()
  Finally
    myConnection.Close()
  End Try
End Sub

Reference

PgSqlDataReader Class
PgSqlDataReader Members
Overload List

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