Decimal.ToInt16 Method
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Converts the value of the specified Decimal to the equivalent 16-bit signed integer.
Namespace: System
Assembly: mscorlib (in mscorlib.dll)
Syntax
'Declaration
Public Shared Function ToInt16 ( _
value As Decimal _
) As Short
public static short ToInt16(
decimal value
)
Parameters
- value
Type: System.Decimal
A Decimal value.
Return Value
Type: System.Int16
A 16-bit signed integer equivalent to value.
Exceptions
| Exception | Condition |
|---|---|
| OverflowException | value is less than Int16.MinValue or greater than Int16.MaxValue. |
Examples
The following code example converts Decimal numbers to Int16 values using the ToInt16 method.
' Example of the Decimal.ToInt16 and Decimal.ToUInt16 methods.
Module Example
Dim formatter As String = "{0,16}{1,19}{2,19}"
' Get the exception type name; remove the namespace prefix.
Function GetExceptionType(ByVal ex As Exception) As String
Dim exceptionType As String = ex.GetType().ToString()
Return exceptionType.Substring( _
exceptionType.LastIndexOf("."c) + 1)
End Function
' Convert the Decimal argument; catch exceptions that are thrown.
Sub DecimalToU_Int16(ByVal outputBlock As System.Windows.Controls.TextBlock, ByVal argument As Decimal)
Dim Int16Value As Object
Dim UInt16Value As Object
' Convert the argument to a Short value.
Try
Int16Value = Decimal.ToInt16(argument)
Catch ex As Exception
Int16Value = GetExceptionType(ex)
End Try
' Convert the argument to a UInt16 value.
Try
UInt16Value = Decimal.ToUInt16(argument)
Catch ex As Exception
UInt16Value = GetExceptionType(ex)
End Try
outputBlock.Text &= String.Format(formatter, argument, _
Int16Value, UInt16Value) & vbCrLf
End Sub
Public Sub Demo(ByVal outputBlock As System.Windows.Controls.TextBlock)
outputBlock.Text &= String.Format("This example of the " & vbCrLf & _
" Decimal.ToInt16( Decimal ) and " & vbCrLf & _
" Decimal.ToUInt16( Decimal ) " & vbCrLf & "methods " & _
"generates the following output. It " & vbCrLf & _
"displays several converted Decimal values." & vbCrLf) & vbCrLf
outputBlock.Text &= String.Format(formatter, "Decimal argument", _
"Short/exception", "UInt16/exception") & vbCrLf
outputBlock.Text &= String.Format(formatter, "----------------", _
"---------------", "----------------") & vbCrLf
' Convert Decimal values and display the results.
DecimalToU_Int16(outputBlock, 123D)
DecimalToU_Int16(outputBlock, New Decimal(123000, 0, 0, False, 3))
DecimalToU_Int16(outputBlock, 123.999D)
DecimalToU_Int16(outputBlock, 65535.999D)
DecimalToU_Int16(outputBlock, 65536D)
DecimalToU_Int16(outputBlock, 32767.999D)
DecimalToU_Int16(outputBlock, 32768D)
DecimalToU_Int16(outputBlock, -0.999D)
DecimalToU_Int16(outputBlock, -1D)
DecimalToU_Int16(outputBlock, -32768.999D)
DecimalToU_Int16(outputBlock, -32769D)
End Sub
End Module
' This example of the
' Decimal.ToInt16( Decimal ) and
' Decimal.ToUInt16( Decimal )
' methods generates the following output. It
' displays several converted Decimal values.
'
' Decimal argument Short/exception UInt16/exception
' ---------------- --------------- ----------------
' 123 123 123
' 123.000 123 123
' 123.999 123 123
' 65535.999 OverflowException 65535
' 65536 OverflowException OverflowException
' 32767.999 32767 32767
' 32768 OverflowException 32768
' -0.999 0 0
' -1 -1 OverflowException
' -32768.999 -32768 OverflowException
' -32769 OverflowException OverflowException
// Example of the decimal.ToInt16 and decimal.ToUInt16 methods.
using System;
class Example
{
const string formatter = "{0,16}{1,19}{2,19}";
// Get the exception type name; remove the namespace prefix.
public static string GetExceptionType(Exception ex)
{
string exceptionType = ex.GetType().ToString();
return exceptionType.Substring(
exceptionType.LastIndexOf('.') + 1);
}
// Convert the decimal argument; catch exceptions that are thrown.
public static void DecimalToU_Int16(System.Windows.Controls.TextBlock outputBlock, decimal argument)
{
object Int16Value;
object UInt16Value;
// Convert the argument to a short value.
try
{
Int16Value = decimal.ToInt16(argument);
}
catch (Exception ex)
{
Int16Value = GetExceptionType(ex);
}
// Convert the argument to a ushort value.
try
{
UInt16Value = decimal.ToUInt16(argument);
}
catch (Exception ex)
{
UInt16Value = GetExceptionType(ex);
}
outputBlock.Text += String.Format(formatter, argument,
Int16Value, UInt16Value) + "\n";
}
public static void Demo(System.Windows.Controls.TextBlock outputBlock)
{
outputBlock.Text += String.Format("This example of the \n" +
" decimal.ToInt16( decimal ) and \n" +
" decimal.ToUInt16( decimal ) \nmethods " +
"generates the following output. It \ndisplays " +
"several converted decimal values.\n") + "\n";
outputBlock.Text += String.Format(formatter, "decimal argument",
"short/exception", "ushort/exception") + "\n";
outputBlock.Text += String.Format(formatter, "----------------",
"---------------", "----------------") + "\n";
// Convert decimal values and display the results.
DecimalToU_Int16(outputBlock, 123M);
DecimalToU_Int16(outputBlock, new decimal(123000, 0, 0, false, 3));
DecimalToU_Int16(outputBlock, 123.999M);
DecimalToU_Int16(outputBlock, 65535.999M);
DecimalToU_Int16(outputBlock, 65536M);
DecimalToU_Int16(outputBlock, 32767.999M);
DecimalToU_Int16(outputBlock, 32768M);
DecimalToU_Int16(outputBlock, -0.999M);
DecimalToU_Int16(outputBlock, -1M);
DecimalToU_Int16(outputBlock, -32768.999M);
DecimalToU_Int16(outputBlock, -32769M);
}
}
/*
This example of the
decimal.ToInt16( decimal ) and
decimal.ToUInt16( decimal )
methods generates the following output. It
displays several converted decimal values.
decimal argument short/exception ushort/exception
---------------- --------------- ----------------
123 123 123
123.000 123 123
123.999 123 123
65535.999 OverflowException 65535
65536 OverflowException OverflowException
32767.999 32767 32767
32768 OverflowException 32768
-0.999 0 0
-1 -1 OverflowException
-32768.999 -32768 OverflowException
-32769 OverflowException OverflowException
*/
Version Information
Silverlight
Supported in: 5, 4, 3
Silverlight for Windows Phone
Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0
XNA Framework
Supported in: Xbox 360, Windows Phone OS 7.0
Platforms
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.