static void Main(string[] args)
{
// We will need implictly typed variables for the return values
// We need to know the type ahead of time!
// The compiler cannot, however
// var myLinqInt = 0;
CrewMember mal = new CrewMember(
"Malcolm",
"Reynolds",
"Captain"
);
CrewMember zoe = new CrewMember(
"Zoe",
"Washburne",
"First Mate"
);
CrewMember jayne = new CrewMember(
"Jayne",
"Cobb",
"Public Relations"
);
CrewMember wash = new CrewMember(
"Hoban",
"Washburne",
"Pilot"
);
CrewMember inara = new CrewMember(
"Inara",
"Serra",
"Ambassador"
);
CrewMember book = new CrewMember(
"Derrial",
"Book",
"Shepherd"
);
CrewMember kaylee = new CrewMember(
"Kaywinnit",
"Frye",
"Engineer"
);
CrewMember simon = new CrewMember(
"Simon",
"Tam",
"Doctor"
);
CrewMember river = new CrewMember(
"River",
"Tam",
"Psyker"
);
List <CrewMember> roster = new List <CrewMember> {
mal, zoe, jayne, wash, inara, book, kaylee, simon, river
};
XmlRoster xmlRoster = new XmlRoster(roster);
CrewMember yoSaffBridge = new CrewMember(
"Yolanda Saffron Bridget",
"Unknown",
"Hazard"
);
xmlRoster.AddCrew(yoSaffBridge);
xmlRoster.Print();
XElement serenity = xmlRoster.GetXmlRoster();
Console.WriteLine(serenity);
IEnumerable <XElement> tams = from crew in serenity.Descendants("crewMember")
where (string)crew.Attribute("Lname") == "Tam"
select crew;
Console.WriteLine("Found {0} Tams. Two by two, hands of blue...", tams.Count());
foreach (XElement tam in tams)
{
Console.WriteLine(tam);
}
}
static void Main(string[] args)
{
// We will need implictly typed variables for the return values
// We need to know the type ahead of time!
// The compiler cannot, however
// var myLinqInt = 0;
CrewMember mal = new CrewMember(
"Malcolm",
"Reynolds",
"Captain",
24
);
CrewMember zoe = new CrewMember(
"Zoe",
"Washburne",
"First Mate",
37
);
CrewMember jayne = new CrewMember(
"Jayne",
"Cobb",
"Public Relations",
20
);
CrewMember wash = new CrewMember(
"Hoban",
"Washburne",
"Pilot",
18
);
CrewMember inara = new CrewMember(
"Inara",
"Serra",
"Ambassador",
47
);
CrewMember book = new CrewMember(
"Derrial",
"Book",
"Shepherd",
54
);
CrewMember kaylee = new CrewMember(
"Kaywinnit",
"Frye",
"Engineer",
36
);
CrewMember simon = new CrewMember(
"Simon",
"Tam",
"Doctor",
60
);
CrewMember river = new CrewMember(
"River",
"Tam",
"Psyker",
40
);
List <CrewMember> roster = new List <CrewMember> {
mal, zoe, jayne, wash, inara, book, kaylee, simon, river
};
XmlRoster xmlRoster = new XmlRoster(roster);
CrewMember yoSaffBridge = new CrewMember(
"Yolanda Saffron Bridget",
"Unknown",
"Hazard"
);
xmlRoster.AddCrew(yoSaffBridge);
xmlRoster.Print();
XElement serenity = xmlRoster.GetXmlRoster();
Console.WriteLine(serenity);
IEnumerable <XElement> tams = from crew in serenity.Descendants("crewMember")
where (string)crew.Attribute("Lname") == "Tam"
select crew;
Console.WriteLine("Found {0} Tams. Two by two, hands of blue...", tams.Count());
foreach (XElement tam in tams)
{
Console.WriteLine(tam);
}
Console.WriteLine();
Console.WriteLine("All the Washburnes:");
//finds all people with the last name Washburne
var Washburnes = serenity.Descendants("crewMember").Where(t => (string)t.Attribute("Lname") == "Washburne")
.OrderBy(t => (string)t.Attribute("fname")).Select(t => t);
//prints out all washburnes first names
foreach (var i in Washburnes)
{
Console.WriteLine(i);
}
Console.WriteLine();
Console.WriteLine("All last name before the letter n:");
//finds all people with a last name that starts with a letter before n
var abM = from crew in serenity.Descendants("crewMember")
where (((string)crew.Attribute("Lname"))[0] < 'M')
select crew;
//prints all crew with last names before that start with a letter before n in the alphabet
foreach (var j in abM)
{
Console.WriteLine(j);
}
Console.WriteLine();
Console.WriteLine("Average age of all crew members:");
//finds the age of all people on board the ship and averages their age
var ageAverage = serenity.Descendants("crewMember").Select(g => (int)g.Attribute("Age")).Average();
//prints the average age of everyone on the ship
Console.WriteLine("Average age on the ship is: " + ageAverage);
Console.WriteLine();
Console.WriteLine("People who work on the bridge of a ship:");
//finds all people who would work on the bridge of a ship
var highrank = serenity.Descendants("crewMember").Where(r => (string)r.Attribute("Position") == "Captain" || (string)r.Attribute("Position") == "First Mate" || (string)r.Attribute("Position") == "Pilot")
.OrderBy(r => (string)r.Attribute("fname")).Select(r => r);
//prints all people who would work on the bridge of a ship
foreach (var r in highrank)
{
Console.WriteLine(r);
}
Console.WriteLine();
Console.WriteLine("People who don't work on the bridge of a ship:");
//finds all people who would not work on a ships bridge
var lowrank = serenity.Descendants("crewMember").Where(h => (string)h.Attribute("Position") != "Captain" && (string)h.Attribute("Position") != "First Mate" && (string)h.Attribute("Position") != "Pilot")
.OrderBy(h => (string)h.Attribute("fname")).Select(h => h);
//prints all people who would not work on a ships bridge
foreach (var h in lowrank)
{
Console.WriteLine(h);
}
Console.WriteLine();
Console.WriteLine("Press Enter to clean your mess up!");
Console.ReadLine();
}
