This commit is contained in:
orosmatthew 2024-02-26 09:32:12 -05:00
parent 313504f690
commit 64259e5208
35 changed files with 43 additions and 322 deletions

3
.gitignore vendored Normal file
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/LinqActivity/bin
/LinqActivity/obj
/.vs

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using System.Collections.Generic; using System.Text;
namespace LinqActivity namespace LinqActivity
{ {
class Program internal class Program
{ {
static void Main(string[] args) private static void Main()
{ {
Console.WriteLine("LINQ Activity - 2/23/2024"); Console.WriteLine("LINQ Activity - 2/23/2024");
Console.WriteLine("Name: INSERT NAME HERE"); Console.WriteLine("Name: Matthew Oros");
List<Patient> patients = new List<Patient> var patients = new List<Patient>
{ {
new Patient("John", 25, 5, 8, 180, new DateTime(2022,2, 18)), new("John", 25, 5, 8, 180, new DateTime(2022,2, 18)),
new Patient("Jane", 30, 5, 5, 150, new DateTime(2023,1, 10)), new("Jane", 30, 5, 5, 150, new DateTime(2023,1, 10)),
new Patient("Joe", 28, 6, 0, 200, new DateTime(2020, 7, 23)), new("Joe", 28, 6, 0, 200, new DateTime(2020, 7, 23)),
new Patient("Jill", 35, 5, 7, 160, new DateTime(2021, 3, 20)), new("Jill", 35, 5, 7, 160, new DateTime(2021, 3, 20)),
new Patient("Jack", 40, 5, 10, 190, new DateTime(2022, 8, 1)) new("Jack", 40, 5, 10, 190, new DateTime(2022, 8, 1))
}; };
List<Patient> transferPatients = new List<Patient> var transferPatients = new List<Patient>
{ {
new Patient("Bobby", 35, 5, 8, 180, new DateTime(2022,2, 18)), new("Bobby", 35, 5, 8, 180, new DateTime(2022,2, 18)),
new Patient("Jamison", 33, 5, 5, 150, new DateTime(2023,1, 10)), new("Jamison", 33, 5, 5, 150, new DateTime(2023,1, 10)),
new Patient("Elijah", 48, 6, 0, 200, new DateTime(2020, 7, 23)), new("Elijah", 48, 6, 0, 200, new DateTime(2020, 7, 23)),
new Patient("Bill", 15, 5, 7, 160, new DateTime(2021, 3, 20)), new("Bill", 15, 5, 7, 160, new DateTime(2021, 3, 20)),
new Patient("Jack", 40, 5, 10, 190, new DateTime(2022, 8, 1)), new("Jack", 40, 5, 10, 190, new DateTime(2022, 8, 1)),
new Patient("Jack", 40, 5, 10, 190, new DateTime(2022, 8, 1)) new("Jack", 40, 5, 10, 190, new DateTime(2022, 8, 1))
}; };
@ -81,7 +81,7 @@ namespace LinqActivity
}//END Main }//END Main
public static void DisplayPatients(List<Patient> patients) public static void DisplayPatients(List<Patient>? patients)
{ {
if (patients == null) if (patients == null)
{ {
@ -90,64 +90,59 @@ namespace LinqActivity
} }
foreach (var patient in patients) foreach (var patient in patients)
{ {
Console.WriteLine($"Name: {patient.Name}, Age: {patient.Age}, Height: {patient.HeightFeet}'{patient.HeightInches}\", Weight: {patient.Weight} lbs, DateCreated: {patient.DateCreated.ToString("MMddyyyy")}."); Console.WriteLine($"Name: {patient.Name}, Age: {patient.Age}, Height: {patient.HeightFeet}'{patient.HeightInches}\", Weight: {patient.Weight} lbs, DateCreated: {patient.DateCreated:MMddyyyy}.");
} }
} }
//1.) Write a LINQ query that returns all patients over the age of 30 in the "Patients" list //1.) Write a LINQ query that returns all patients over the age of 30 in the "Patients" list
public static List<Patient> AllPatientsOver30(List<Patient> patients) public static List<Patient>? AllPatientsOver30(List<Patient>? patients)
{ {
return patients?.Where(p => p.Age > 30).ToList();
return null;
} }
//2.) Write a LINQ query that takes the patients in the Patients list, and returns a string of their names separated by a comma //2.) Write a LINQ query that takes the patients in the Patients list, and returns a string of their names separated by a comma
public static string AllPatientNames(List<Patient> patients) public static string AllPatientNames(List<Patient>? patients)
{ {
var sb = new StringBuilder();
return null; patients?.ForEach(p => sb.Append($"{p.Name}, "));
return sb.ToString();
} }
//3.) Write a LINQ query that returns the average weight of all patients in the Patients list //3.) Write a LINQ query that returns the average weight of all patients in the Patients list
public static decimal AverageWeightOfAllPatients(List<Patient> patients) public static decimal? AverageWeightOfAllPatients(List<Patient>? patients)
{ {
return patients?.Average(p => p.Weight);
return 0;
} }
//4.) Write a LINQ query that orders the list of patients in the Patients list by DateCreated and returns the most recent //4.) Write a LINQ query that orders the list of patients in the Patients list by DateCreated and returns the most recent
public static Patient MostRecentPatientCreated(List<Patient> patients) public static Patient? MostRecentPatientCreated(List<Patient>? patients)
{ {
return patients?.OrderByDescending(p => p.DateCreated).First();
return null;
} }
//5.) Write a LINQ Query that concatenates the two lists of patients together //5.) Write a LINQ Query that concatenates the two lists of patients together
public static List<Patient> ConcatPatientLists(List<Patient> patients, List<Patient> transferPatients) public static List<Patient>? ConcatPatientLists(List<Patient>? patients, List<Patient>? transferPatients)
{ {
if (transferPatients != null) patients?.AddRange(transferPatients);
return null; return transferPatients;
} }
//6.)Given the last of transferParentNames below, write a LINQ Query within DistinctTransferPatients that returns a list of distinct names //6.)Given the last of transferParentNames below, write a LINQ Query within DistinctTransferPatients that returns a list of distinct names
public static List<String> DistinctTransferPatients(List<String> transferPatientNames) public static List<string>? DistinctTransferPatients(List<string>? transferPatientNames)
{ {
return transferPatientNames?.Distinct().ToList();
return null;
} }
//7.) Write a LINQ Query that checks if the list of patients contains ANY patients with the name "Joe" //7.) Write a LINQ Query that checks if the list of patients contains ANY patients with the name "Joe"
public static bool ContainsJoe(List<Patient> patients) public static bool? ContainsJoe(List<Patient>? patients)
{ {
return patients?.Select(p => p.Name).Contains("Joe");
return false;
} }
//8.) Write a LINQ Query that TAKEs the first 3 patients in the patient list //8.) Write a LINQ Query that TAKEs the first 3 patients in the patient list
public static List<Patient> First3Patients(List<Patient> patients) public static List<Patient>? First3Patients(List<Patient>? patients)
{ {
return patients?.Take(3).ToList();
return null;
} }
} }
@ -166,7 +161,7 @@ namespace LinqActivity
public override string ToString() public override string ToString()
{ {
return $"Name: {Name}, Age: {Age}, Height: {HeightFeet}'{HeightInches}\", Weight: {Weight} lbs, DateCreated: {DateCreated.ToString("MMddyyyy")}."; return $"Name: {Name}, Age: {Age}, Height: {HeightFeet}'{HeightInches}\", Weight: {Weight} lbs, DateCreated: {DateCreated:MMddyyyy}.";
} }

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"name": ".NETCoreApp,Version=v6.0",
"signature": ""
},
"compilationOptions": {},
"targets": {
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"LinqActivity/1.0.0": {
"runtime": {
"LinqActivity.dll": {}
}
}
}
},
"libraries": {
"LinqActivity/1.0.0": {
"type": "project",
"serviceable": false,
"sha512": ""
}
}
}

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{
"runtimeOptions": {
"tfm": "net6.0",
"framework": {
"name": "Microsoft.NETCore.App",
"version": "6.0.0"
}
}
}

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// <autogenerated />
using System;
using System.Reflection;
[assembly: global::System.Runtime.Versioning.TargetFrameworkAttribute(".NETCoreApp,Version=v6.0", FrameworkDisplayName = ".NET 6.0")]

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//------------------------------------------------------------------------------
// <auto-generated>
// This code was generated by a tool.
// Runtime Version:4.0.30319.42000
//
// Changes to this file may cause incorrect behavior and will be lost if
// the code is regenerated.
// </auto-generated>
//------------------------------------------------------------------------------
using System;
using System.Reflection;
[assembly: System.Reflection.AssemblyCompanyAttribute("LinqActivity")]
[assembly: System.Reflection.AssemblyConfigurationAttribute("Debug")]
[assembly: System.Reflection.AssemblyFileVersionAttribute("1.0.0.0")]
[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0")]
[assembly: System.Reflection.AssemblyProductAttribute("LinqActivity")]
[assembly: System.Reflection.AssemblyTitleAttribute("LinqActivity")]
[assembly: System.Reflection.AssemblyVersionAttribute("1.0.0.0")]
// Generated by the MSBuild WriteCodeFragment class.

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build_property.RootNamespace = LinqActivity
build_property.ProjectDir = C:\GitRepos\MG-TechTalk-LINQ\LinqActivity\

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// <auto-generated/>
global using global::System;
global using global::System.Collections.Generic;
global using global::System.IO;
global using global::System.Linq;
global using global::System.Net.Http;
global using global::System.Threading;
global using global::System.Threading.Tasks;

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