小数。C# 中的 ToUInt32()方法

原文:https://www . geesforgeks . org/decimal-touint 32-method-in-c-sharp/

此方法用于将指定的十进制值转换为等效的 32 位无符号整数。用户还可以使用显式赋值运算符将十进制值转换为 32 位无符号整数。

语法:公共静态 uint ToUInt32(十进制 d);

这里 d 是要转换的十进制数。

返回值:返回一个 32 位无符号整数,相当于指定的 d

异常:如果 d 为负或大于最大值,该方法将给出飞越异常

以下程序说明了上述方法的使用:

例 1:

// C# program to demonstrate the
// Decimal.ToUInt32(Decimal) Method
using System;

class GFG {

    // Main Method
    public static void Main()
    {
        try {

            // Taking decimal variables
            Decimal dec1 = 2147483647M;
            Decimal dec2 = 4294967295.784m;

            // using Decimal.ToUInt32(Decimal) Method
            uint val1 = Decimal.ToUInt32(dec1);

            // using Decimal.ToUInt32(Decimal) Method
            uint val2 = Decimal.ToUInt32(dec2);

            // Printing the UInt32 value
            Console.WriteLine("The UInt32 value "
                             + "is : {0}", val1);

            // Printing the UInt32 value
            Console.WriteLine("The UInt32 value "
                              + "is : {0}",val2);                              
        }

        catch (OverflowException e) {
            Console.Write("Exception Thrown: ");
            Console.Write("{0}", e.GetType(), e.Message);
        }
    }
}

Output:

The UInt32 value is : 2147483647
The UInt32 value is : 4294967295

例 2: 适用于飞越异常

// C# program to demonstrate the
// Decimal.ToUInt32(Decimal) Method
using System;

class GFG {

    // Main Method
    public static void Main()
    {
        try {

            // Taking the maximum value
            // of Decimal
            Decimal dec1 = Decimal.MaxValue;

            // using Decimal.ToUInt32(Decimal) Method
            // It will give error as decimal number
            // is above the range of UInt32
            uint val1 = Decimal.ToUInt32(dec1);

            // Printing the UInt32 value
            Console.WriteLine("The UInt32 value "
                             + "is : {0}", val1);                             
        }

        catch (OverflowException e) {
            Console.Write("Exception Thrown: ");
            Console.Write("{0}", e.GetType(), e.Message);
        }
    }
}

Output:

Exception Thrown: System.OverflowException

参考: