SqlParameter Constructor(String,SqlType,Int32,ParameterDirection,Boolean,Byte,Byte,String,DataRowVersion,Object)

In This Topic

Initializes a new instance of the SqlParameter class with the parameter name, data type, width, source column name, parameter direction, numeric precision, and other properties.

Syntax

Visual Basic
C#

'Declaration
 
Public Function New( _
   ByVal parameterName As String, _
   ByVal dbType As SqlType, _
   ByVal size As Integer, _
   ByVal direction As ParameterDirection, _
   ByVal isNullable As Boolean, _
   ByVal precision As Byte, _
   ByVal scale As Byte, _
   ByVal sourceColumn As String, _
   ByVal sourceVersion As DataRowVersion, _
   ByVal value As Object _
)

public SqlParameter( 
   string parameterName,
   SqlType dbType,
   int size,
   ParameterDirection direction,
   bool isNullable,
   byte precision,
   byte scale,
   string sourceColumn,
   DataRowVersion sourceVersion,
   object value
)

Parameters

parameterName: The name of the parameter.
dbType: One of the SqlType values.
size: The maximum size, in bytes, of the data within the column.
direction: One of the System.Data.ParameterDirection values.
isNullable: true if the value of the field can be null; otherwise, false.
precision: The total number of digits to the left and right of the decimal point to which Value is resolved.
scale: The total number of decimal places to which Value is resolved.
sourceColumn: The name of the source column.
sourceVersion: One of the System.Data.DataRowVersion values.
value: An Object that is the value of the SqlParameter.

Example

The following example creates a new SqlParameter and displays the ParameterName.

csharp

public void CreateSqlParameter()
{
        SqlParameter myParameter = new SqlParameter("DName", SqlType.VarChar, 15, ParameterDirection.Output, true, 0, 0, "DName", DataRowVersion.Current, "DEVELOPMENT");
  MessageBox.Show(myParameter.ToString());
}

Visual Basic

Public Sub CreateSqlParameter()
  Dim myParameter As New SqlParameter("DName", SqlType.VarChar, 15, ParameterDirection.Output, True, 0, 0, "DName", DataRowVersion.Current, "DEVELOPMENT")
  MessageBox.Show(myParameter.ToString())
End Sub

Reference

SqlParameter Class
SqlParameter Members
Overload List

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