C# BitConverter用法及代碼示例

// C# program to illustrate the 
// use of GetBytes(Int64) method 
using System; 
  
class GFG { 
  
    // Main method 
    static public void Main() 
    { 
  
        // Creating and initializing an array 
        long[] ele = {0, long.MaxValue, long.MinValue, 
                         1000000000000000, -100000000,  
                       0xDDDDDDDDD, -0xAAAAAAAAAAAA }; 
  
        // Display the elements 
        Console.WriteLine("Elements are:"); 
        foreach(long i in ele) 
        { 
            Console.WriteLine(i); 
        } 
  
        foreach(var num in ele) 
        { 
  
            // Get the specified 64-bit signed 
            // integer value as an array of bytes. 
            // using GetBytes(Int64) method 
            byte[] BArr = BitConverter.GetBytes(num); 
  
            // Display the elements 
            Console.WriteLine("Element: {0}",  
                BitConverter.ToString(BArr)); 
        } 
    } 
} 

// C# program to illustrate the 
// use of Int64BitsToDouble(Int64) 
// method 
using System; 
  
class GFG { 
  
    // Main method 
    static public void Main() 
    { 
  
        long ele = 0xFFFFFFFFFFFFFFF; 
  
        // Converts the given 64-bit signed 
        // integer to a double-precision  
        // floating point number using the  
        // Int64BitsToDouble(Int64) method 
        double R = BitConverter.Int64BitsToDouble(ele); 
  
        // Display the element 
        Console.WriteLine("Converted Element is : {0}", R); 
    } 
}