OleDbDataReader.GetFloat(Int32) Method

Reference

Definition

Namespace:: System.Data.OleDb

Assembly:: System.Data.OleDb.dll

Assembly:: System.Data.dll

Package:: System.Data.OleDb v10.0.0-preview.1.25080.5

Source:: OleDbDataReader.cs

Source:: OleDbDataReader.cs

Source:: OleDbDataReader.cs

Important

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

public:
 override float GetFloat(int ordinal);

public:
 virtual float GetFloat(int ordinal);

public override float GetFloat(int ordinal);

public float GetFloat(int ordinal);

override this.GetFloat : int -> single

abstract member GetFloat : int -> single
override this.GetFloat : int -> single

Public Overrides Function GetFloat (ordinal As Integer) As Single

Public Function GetFloat (ordinal As Integer) As Single

Parameters

ordinal: Int32

The zero-based column ordinal.

Returns

Single

The value of the specified column.

Implements

GetFloat(Int32)

Exceptions

InvalidCastException

The specified cast is not valid.

Remarks

No conversions are performed. Therefore, the data retrieved must already be a single-precision floating-point number.

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

Applies to

Продукт	Версии
.NET	8 (package-provided), 9 (package-provided), 10 (package-provided)
.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 (package-provided)

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