using System;
using System.Text;
class DecToHex
{
static void Main(string[] args)
{
long num = 100000;
Console.WriteLine(DecimalToHex(num)); // 186A0
}
private static string DecimalToHex(long num)
{
var res = new StringBuilder();
while (num > 0)
{
var reminder = num % 16;
if (reminder > 9)
{
res.Insert(0, (char)(reminder + 55));
}
else
{
res.Insert(0, reminder);
}
num /= 16;
}
return res.ToString();
}
}
Tag: method
How to convert decimal to binary number in C# using method
using System;
using System.Text;
class DecToBin
{
static void Main(string[] args)
{
long num = int.MaxValue * 2L;
Console.WriteLine(DecimalToBinary(num)); // 11111111111111111111111111111110
}
private static string DecimalToBinary(long num)
{
StringBuilder res = new StringBuilder();
while (num > 0)
{
res.Insert(0, num % 2);
num /= 2;
}
return res.ToString();
}
}
How to convert binary number to decimal in C# using method.
using System;
class BinToDec
{
static void Main(string[] args)
{
string binary = "101";
Console.WriteLine(BinaryToDecimal(binary)); // will return 5
}
private static long BinaryToDecimal(string binary)
{
long decimalNum = 0;
for (int i = binary.Length - 1, pow = 0; i >= 0; i--, pow++)
{
decimalNum += int.Parse(binary[i].ToString()) * (long)Math.Pow(2, pow);
}
return decimalNum;
}
}