Question
static void Main(string[] args)
{
Console.WriteLine("Enter a letter:");
char c = (char)Console.Read();
if (Char.IsDigit(c) == true)
Console.WriteLine("A number");
else if (char.IsLower(c) == true)
Console.WriteLine("A lower case letter");
else if (char.IsUpper(c) == true)
Console.WriteLine("An upper case letter");
Console.ReadLine();
}
1. Enter a letter :
a
An upper case letter
2. Enter a letter :
A
An upper case letter
3. Enter a letter :
2
A number
4. Enter a letter :
2
A lower case letter.a.
a ,b ,c
b.
b ,c ,d
c.
a ,d ,b
d.
b ,c
Posted under C# programming
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