C# code to compare two characters:
// C# program for character comparison
using System;
using System.IO;
using System.Text;
namespace JustTechReview
{
class Test
{
// Main Method
static void Main(string[] args)
{
char ch1;
char ch2;
//input characters
Console.Write("Enter a character: ");
ch1 = Console.ReadLine()[0];
Console.Write("Enter another character: ");
ch2 = Console.ReadLine()[0];
//comparing characters
if (ch1 == ch2)
Console.WriteLine("Input characters are the same");
else
Console.WriteLine("Input characters are not the same");
//hit ENTER to exit the program
Console.ReadLine();
}
}
}
Output:
First run:
Enter a character: A
Enter another character: A
Input characters are the same
Second run:
Enter a character: A
Enter another character: X
Input characters are not the same
C# code to compare characters in a string:
// C# program for character comparison
using System;
using System.IO;
using System.Text;
namespace JustTechReview
{
class Test
{
// Main Method
static void Main(string[] args)
{
string str;
//input string
Console.Write("Enter a string: ");
str = Console.ReadLine();
//printing the string
Console.WriteLine("Input string is {0}", str);
//printing vowels
Console.WriteLine("Vowels are...");
foreach (char ch in str)
{
if (ch == 'A' || ch == 'a' || ch == 'E' || ch == 'e' ||
ch == 'I' || ch == 'i' || ch == 'O' || ch == 'o' ||
ch == 'U' || ch == 'u')
{
Console.Write(ch);
}
}
//hit ENTER to exit the program
Console.ReadLine();
}
}
}
Output:
Enter a string: JustTechReview.com
Input string is JustTechReview.com
Vowels are...
ueio