Math.Truncate calculates the integral part of a specified decimal number.

    
using System;

class Sample 
{
    public static void Main() 
    {
        decimal decimalNumber;
        
        decimalNumber = 32.7865m;
        // Displays 32
        Console.WriteLine(Math.Truncate(decimalNumber));
        
        decimalNumber = -32.9012m;
        // Displays -32         
        Console.WriteLine(Math.Truncate(decimalNumber));
    }
}

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Math.Truncate calculates the integral part of a specified decimal number. : Math « Development Class « C# / C Sharp

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