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DbDataReader.GetInt32 Method

Gets the value of the specified column as a 32-bit signed integer.

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

public abstract int GetInt32(
	int ordinal


Type: System.Int32

The zero-based column ordinal.

Return Value

Type: System.Int32
The value of the specified column.




The specified cast is not valid.

        private static void GetCredits(String connectiongString) {
           using (SqlConnection conn = new SqlConnection(connectiongString)) {
              String queryString = "Select [CourseID],[Title],[Credits] from [MySchool].[dbo].[Course]"; 
              using (DbCommand command = new SqlCommand(queryString, conn)) {
                 using (DbDataReader reader = command.ExecuteReader()) {
                    while (reader.Read()) {
                       // Credits column is the integer column, and you can use the GetInt32 method                      
                       // to return a a 32-bit signed integer.                     
                       Console.WriteLine("Course:{0,-15} Credits:{1}",reader[1],reader.GetInt32(2)); 

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 8.1, Windows Server 2012 R2, 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.

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