Int32.MaxValue Veld
Definitie
Belangrijk
Bepaalde informatie heeft betrekking op een voorlopige productversie die aanzienlijk kan worden gewijzigd voordat deze wordt uitgebracht. Microsoft biedt geen enkele expliciete of impliciete garanties met betrekking tot de informatie die hier wordt verstrekt.
Vertegenwoordigt de grootst mogelijke waarde van een Int32. Dit veld is constant.
public: int MaxValue = 2147483647;
public const int MaxValue = 2147483647;
val mutable MaxValue : int
Public Const MaxValue As Integer = 2147483647
Waarde van veld
Value = 2147483647Voorbeelden
In het volgende voorbeeld wordt de MaxValue eigenschap gebruikt om te voorkomen dat een OverflowException waarde wordt geconverteerd naar een Int32 waarde.
using System;
public class Class1
{
public static void Main()
{
long[] numbersToConvert = { 162345, 32183, -54000, Int64.MaxValue/2 };
int newNumber;
foreach (long number in numbersToConvert)
{
if (number >= Int32.MinValue && number <= Int32.MaxValue)
{
newNumber = Convert.ToInt32(number);
Console.WriteLine($"Successfully converted {newNumber} to an Int32.");
}
else
{
Console.WriteLine($"Unable to convert {number} to an Int32.");
}
}
}
}
// The example displays the following output to the console:
// Successfully converted 162345 to an Int32.
// Successfully converted 32183 to an Int32.
// Successfully converted -54000 to an Int32.
// Unable to convert 4611686018427387903 to an Int32.
open System
let numbersToConvert = [ 162345L; 32183L; -54000L; Int64.MaxValue / 2L ]
for number in numbersToConvert do
if number >= Int32.MinValue && number <= Int32.MaxValue then
let newNumber = Convert.ToInt32 number
printfn $"Successfully converted {newNumber} to an Int32."
else
printfn $"Unable to convert {number} to an Int32."
// The example displays the following output to the console:
// Successfully converted 162345 to an Int32.
// Successfully converted 32183 to an Int32.
// Successfully converted -54000 to an Int32.
// Unable to convert 4611686018427387903 to an Int32.
Module modMain
Public Sub Main()
Dim numbersToConvert() As Long = { 162345, 32183, -54000, Int64.MaxValue\2 }
Dim newNumber As Integer
For Each number As Long In NumbersToConvert
If number >= Int32.MinValue And number <= Int32.MaxValue Then
newNumber = Convert.ToInt32(number)
Console.WriteLine("Successfully converted {0} to an Int32.", _
newNumber)
Else
Console.WriteLine("Unable to convert {0} to an Int32.", number)
End If
Next
End Sub
End Module
' The example displays the following output to the console:
' Successfully converted 162345 to an Int32.
' Successfully converted 32183 to an Int32.
' Successfully converted -54000 to an Int32.
' Unable to convert 4611686018427387903 to an Int32.
Opmerkingen
De waarde van deze constante is 2.147.483.647; hexadecimale 0x7FFFFFFF.