static void Main(string[] args)
{
var Thomas = new Person();
Thomas.firstName = " Thomas";
Thomas.lastName = " Newt";
Thomas.Introduce();
}
static void Main(string[] args)
{
var john = new Person();
john.FirstName = "John";
john.LastName = "Smith";
john.Introduce();
}
private static void ObjectExample()
{
// Object example
Person mark = new Person();
mark.FirstName = "Mark";
mark.LastName = "Bradshaw";
mark.Introduce();
}
static void PersonInitializer()
{
Person person = new Person
{
FirstName = "John",
LastName = "Smith"
};
person.Introduce();
}
static void Main(string[] args)
{
Person john = new Person();
john.FirstName = "John";
john.LastName = "Smith";
john.Introduce();
Calculator calculator = new Calculator();
int result = calculator.Add(1, 2);
Console.WriteLine(result);
}
static void Main(string[] args)
{
var nafissa = new Person();
nafissa.FirstName = "Nafissa";
nafissa.LastName = "Hassan";
nafissa.Introduce();
Calculator caclulator = new Calculator();
var result = caclulator.Add(1, 2);
Console.WriteLine(result);
}
static void Main(string[] args)
{
var john = new Person();
john.FirstName = "John";
john.LastName = "Smith";
john.Introduce();
Calculator calculator = new Calculator();
var result = calculator.Add(1, 2);
Console.WriteLine(result);
}
static void Main(string[] args)
{
var george = new Person();
george.FirstName = "George";
george.LastName = "Naismith";
george.Introduce();
Calculator calculator = new Calculator();
var result = calculator.Add(1, 1);
Console.WriteLine(result);
}
public static Main(string[] args)
{
var hugo = new Person();
hugo.FirstName = "Hugo";
hugo.LastName = "James";
hugo.Introduce();
Calculator calculator = new Calculator();
var result = calculator.Add(1, 2);
System.Console.WriteLine(result);
}
static void Main(string[] args)
{
var josh = new Person();
josh.FirstName = "Josh";
josh.LastName = "Bristol";
josh.Introduce();
Calculator calculator = new Calculator();
var result = calculator.Add(1, 2);
Console.WriteLine(result);
}
static void Main(string[] args)
{
var Vladimirs = new Person();
Vladimirs.FirstName = "Vladimirs";
Vladimirs.LastName = "Fedorovics";
Vladimirs.Introduce();
Calculator calculator = new Calculator();
var result = calculator.Add(1, 2);
System.Console.WriteLine(result);
}
public static void Do()
{
var type = (int)CustomerType.Bronze;
Console.WriteLine(type);
Console.WriteLine("Hello World!");
Person person = new Person();
person.FirstName = "Anant";
person.LastName = "Sharma";
person.Introduce();
}
static void Main(string[] args)
{
var a = new Person();
a.firstName = "Mosh";
a.lastName = "Hamedani";
a.Introduce();
var b = new Calcurator();
var result = b.Add(4, 5);
Console.WriteLine(result);
Console.WriteLine(CalcuratorStatic.Add(1, 4));
int i = 1234;
string s = i + "";
}
static void Main(string[] args)
{
var John = new Person();
John.FirstName = "John";
John.LastName = "Smith";
John.Introduce();
Calculator calculator = new Calculator();
var result = calculator.Add(1, 2);
Console.WriteLine(result);
var numbers = new int[3];
numbers[0] = 1;
Console.WriteLine(numbers[0]);
Console.WriteLine(numbers[1]);
Console.WriteLine(numbers[2]);
var flags = new bool[3];
flags[0] = true;
Console.WriteLine(flags[0]);
Console.WriteLine(flags[1]);
Console.WriteLine(flags[2]);
var names = new string[3] {
"Jack", "John", "Mary"
};
Console.WriteLine(names[0]);
Console.WriteLine(names[1]);
Console.WriteLine(names[2]);
Console.WriteLine(names[0]);
}
static void Main(string[] args)
{
var p = new Person();
p.firstName = "John";
p.lastName = "Smith";
p.Introduce();
/* Array */
var numbers = new int[3];
numbers[0] = 1;
numbers[1] = 2;
Console.WriteLine("{0} {1}", numbers[0], numbers[1]);
Console.WriteLine(numbers[2]); //not initialized -> defaults to 0
var flags = new bool[3];
flags[0] = true;
Console.WriteLine(flags[0]);
Console.WriteLine(flags[1]); //not initialized -> defaults to false
var names = new string[3] {
"Jack", "James", "Jany"
};
Console.WriteLine("Name: ", names[1]);
//Console.WriteLine(names[3]);// will raise an exception
/* Enum */
var methodName = "Express";
var s = (MyEnums.ShippingMethod)Enum.Parse(typeof(MyEnums.ShippingMethod), methodName);
Console.WriteLine("shippingMethod id is {0}", (int)s);
/* control flow */
var season = MyEnums.Season.Winter;
MyEnums.chooseSeason(season);
var hour = 10;
if (hour > 0 && hour < 12)
{
Console.WriteLine("Good Morning");
}
else if (hour > 12 && hour < 18)
{
Console.WriteLine("Good afternoon");
}
else
{
Console.WriteLine("Good evening");
}
/* Loops */
const int count = 7;
var list = new int[count] {
1, 2, 3, 4, 5, 6, 7
};
Utilities.myForLoop(list);
Utilities.myForEachLoop(list);
}
public static void Main(string[] args)
{
var coder = new Person();
coder.FirstName = "Dharmendra";
coder.LastName = "Rathod";
coder.Introduce();
//
Calculator data = new Calculator();
var result = data.sum(29, 31);
System.Console.WriteLine(result);;
//
var numbers = new int[5] {
1, 2, 3, 5, 6
};
numbers[1] = 10;
System.Console.WriteLine(numbers[1]);
var flags = new bool[3];
flags[0] = true;
System.Console.WriteLine(flags[0]);
System.Console.WriteLine(flags[1]);
System.Console.WriteLine(flags[2]);
var names = new string[3];
System.Console.WriteLine(names[0]);
string list = string.Join(",", numbers);
System.Console.WriteLine(list);
String name = "Dharmendra Rathod";
Int32 i;
var someNames = new string[3] {
"Ass", "Kicker", "LoL"
};
var joinedNames = string.Join("||", someNames);
Console.WriteLine(joinedNames);
// verbatim string:
var text = @"Hi Dear,
Kindly look into below path:
C:\Users\rathod\Desktop\sample.db";
Console.WriteLine(text);
}
static void Main(string[] args)
{
// Beeps
{
Console.Beep(500, 200);
Console.Beep(500, 200);
}
// Person
var jj = new Person();
jj.FirstName = "JJ";
jj.LastName = "Jameson";
jj.Introduce(); // Hello, my name is JJ Jameson
// Calculator
Calculator calculator = new Calculator();
var result = calculator.Add(5, 7);
Console.WriteLine(result); // 12
// Arrays
var numbers = new int[3];
numbers[0] = 1;
Console.WriteLine(numbers[0]); // 1
Console.WriteLine(numbers[1]); // 0
Console.WriteLine(numbers[2]); // 0
var flags = new bool[3];
flags[0] = true;
Console.WriteLine(flags[0]); // True
Console.WriteLine(flags[1]); // False
Console.WriteLine(flags[2]); // False
// Strings
// string, var, and String all produce the same result
string firstName = "The";
var middleName = "Big";
String lastName = "Lebowski";
Console.WriteLine($"{firstName} {middleName} {lastName}"); // The Big Lebowski
var fullName = string.Format("My name is {0} {1} {2}", firstName, middleName, lastName);
Console.WriteLine(fullName); // My name is The Big Lebowski
var names = new string[3] {
"Liam", "Owen", "Jameson"
};
var formattedNames = string.Join(',', names);
Console.WriteLine(formattedNames); // Liam,Owen,Jameson
// Enums
var method = ShippingMethod.Express;
Console.WriteLine((int)method); // 3
var methodId = 3;
Console.WriteLine((ShippingMethod)methodId); // Express
Console.WriteLine(method.ToString()); // Express
var methodName = "Express";
var shippingMethod = (ShippingMethod)Enum.Parse(typeof(ShippingMethod), methodName);
Console.WriteLine(shippingMethod); // Express
}
static void Main(string[] args)
{
/////////////////////////////
var john = new Person();
john.FirstName = "John";
john.LastName = "Smith";
john.Introduce();
Calculator calculator = new Calculator(); // allocate mamory
var result = calculator.Add(1, 2);
// Because the cw method is defined as static, you do not have to create a new Console instance(object) of Console class
// to call the cw method
Console.WriteLine(result);
/////////////////////////////
// create an array. numbers is an identifier
var numbers = new int[3];
numbers[0] = 1;
Console.WriteLine(numbers[0]);
Console.WriteLine(numbers[1]);
Console.WriteLine(numbers[2]);
// boolean array
var flags = new bool[3];
flags[0] = true;
Console.WriteLine(flags[0]);
Console.WriteLine(flags[1]);
Console.WriteLine(flags[2]);
var names = new string[3] {
"jack", "John", "Mary"
};
Console.WriteLine(names[0]);
Console.WriteLine(names[1]);
Console.WriteLine(names[2]);
/////////////////////////////
// String which is a class on the system namespace. primiive types e.g. int are srucures.
var firstName = "Mosh";
var lastName = "Hamedani";
var fullName = firstName + " " + lastName;
// format is a static method of string class
// Statis methods arw accessible without a need to create an object
var myFullName = string.Format("My name is {0} {1}", firstName, lastName);
// .Join is also a static method on the string class
var namesTwo = new string[3] {
"John", "Jack", "Mary"
};
var formattedNames = string.Join(", ", namesTwo); // separator, array
Console.WriteLine(formattedNames);
var text = "Hi John \nLook into the following paths \nc:\\folder1\\folder2\nc:\\folder3\\folder4";
Console.WriteLine(text);
var text2 = @"Hi John
Look into the following paths
c:\folder1\folder2
c:\folder3\folder3";
Console.WriteLine(text2);
/////////////////////////////
var method = ShippingMethod.Express;
Console.WriteLine(((int)method)); //casting
var methodId = 3; // we want to convert this to ShippingMethod using casting
Console.WriteLine((ShippingMethod)methodId);
Console.WriteLine(method.ToString());
// string to enum
var methodName = "Express";
//parsing converts string to a different type
var shippingMethod = (ShippingMethod)Enum.Parse(typeof(ShippingMethod), methodName);
/////////////////////////////
var a = 10;
var b = a;
b++; //icrement operator
//integeres are value types (values are coppied. a and b are independent)
Console.WriteLine(string.Format("a: {0}, b: {1}", a, b));
// array is reference type (the memory address is the same)
var array1 = new int[3] {
1, 2, 3
};
var array2 = array1;
array2[0] = 0;
Console.WriteLine(string.Format("array1: {0}, array2: {1}", array1[0], array2[0])); //Both are zero
/////////////////////////////
// Value type
var number = 1; // this is inside the scope of main method. It does not have meaning outside
Increment(number); // because int is a value type, the number is still 1. number inside the Increment has a different place in memory
Console.WriteLine(number); // 1
// Ref type sharing the seme reference (memory) in the heap
var person = new PersonTwo()
{
Age = 20
};
MakeOld(person);
Console.WriteLine(person.Age);
}
