String manipulation in c#

How to give backslash(\) in string

  

static void Main(string[] args)

        {

            string strSlas = "Go to your c:\\ drive";

            Console.WriteLine(strSlas);

            Console.ReadLine();

        }

Output:

How to give double quote inside the string

static void Main(string[] args)

        {

            string str= "Welcome! \"And how\" are you?";

            Console.WriteLine(str);

            Console.ReadLine();

        }

Output:

How to display in a new line of string

static void Main(string[] args)

        {

            string str= "I am fine \n And how are you?";

            Console.WriteLine(str);

            Console.ReadLine();

        }

Output:

String Replacement by index

static void Main(string[] args)

        {

            string str = string.Format("{0}!", "Welcome");

            Console.WriteLine(str);

            Console.ReadLine();

        }

Output:

 String substitution

  

static void Main(string[] args)

        {

            string str = string.Format("Make: {0} (Model: {1})", "Maruti","TS 0921");

            Console.WriteLine(str);

            Console.ReadLine();

        }

Output:

Currency Display

static void Main(string[] args)

        {

            string str = string.Format("{0:C}", 123.45);

            Console.WriteLine(str);

            Console.ReadLine();

        }

Output:

Display decimal point

static void Main(string[] args)

        {

            string str = string.Format("{0:N}", 1234567890);

            Console.WriteLine(str);

            Console.ReadLine();

        }

Output:

Display in percentage sign

  

static void Main(string[] args)

        {

            string str = string.Format("{0:P}",.654);

            Console.WriteLine(str);

            Console.ReadLine();

        }

Output:

Display in phone number format

static void Main(string[] args)

        {

            string str = string.Format("Phone number: {0:(###) ###-###}",9884531292);

            Console.WriteLine(str);

            Console.ReadLine();

        }

Output:

String concatenate

static void Main(string[] args)

        {

            string str = "";

            for (int i = 0; i < 100; i++)

            {

                str += "--" + i.ToString();

            }

            Console.WriteLine(str);

            Console.ReadLine();

        }

Output:

Use substring

static void Main(string[] args)

        {

            string str = "Hi friends how are you.";

            str = str.Substring(10,8);

            Console.WriteLine(str);

            Console.ReadLine();

        }

Output: 

Display in upper case

static void Main(string[] args)

        {

            string str = "Hi friends how are you.";

     

            Console.WriteLine(str.ToUpper());

            Console.ReadLine();

        }

Output:

Calculate the length of string and use trim method for remove space  

static void Main(string[] args)

        {

            string str = "  Hi friends how are you.     ";

            str = string.Format("Total Length: {0} \nAfter remove space total length: {1}", str.Length, str.Trim().Length);

            Console.WriteLine(str);

            Console.ReadLine();

        }

Output: