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Jiri Hudec
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src/Lekce06.BreakoutRoom1.Metody/Lekce06.BreakoutRoom1.Metody.csproj
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| <Project Sdk="Microsoft.NET.Sdk"> | ||
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| <PropertyGroup> | ||
| <OutputType>Exe</OutputType> | ||
| <TargetFramework>net9.0</TargetFramework> | ||
| <ImplicitUsings>enable</ImplicitUsings> | ||
| <Nullable>enable</Nullable> | ||
| </PropertyGroup> | ||
|
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| </Project> |
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| using System; | ||
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| internal class Program | ||
| { | ||
| /* | ||
| * Níže je uvedeno ukázkové řešení domácího úkolu. | ||
| * | ||
| * TIP: Všechny metody píšeme mimo metodu Main. Každá metoda má tento obecný tvar: | ||
| * | ||
| * public static [NavratovyTyp] [JmenoMetody]([TypParametru1] [JmenoParametru1], ...) | ||
| * { | ||
| * // Tělo metody | ||
| * return [Hodnota]; | ||
| * } | ||
| * | ||
| * V následující ukázce metody: | ||
| * NavratovyTyp = string (metoda navrací text) | ||
| * JmenoMetody = UkazkaMetodySNavratovymTypem (metody nazýváme libovolným textem s velkým počátečním písmenem) | ||
| * TypParametru1 = string (libovolný datový typ, zde string) | ||
| * JmenoParametru1 = textVParametru (pod tímto názvem "text" je dodaný parametr dostupný v metodě) | ||
| */ | ||
| public static string UkazkaMetodySNavratovymTypem(string textVParametru) | ||
| { | ||
| /// Zde (tělo metody), můžeme pracovat s dodanými parametry (zde string text a double desetinneCislo) | ||
| Console.WriteLine(textVParametru); // můžeme pracovat s parameterem textVParametru | ||
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| string promennaObsahujiciLibovolnyText = "Toto je libovolný text"; | ||
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| // Vracíme hodnotu z metody | ||
| return promennaObsahujiciLibovolnyText; // navrácení hodnoty z metody přes RETURN, musíme vracet hodnotu typu string. | ||
| } | ||
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| // TIP: Metody pište mimo Main, například přímo pod tento řádek | ||
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| public static string NactiText() | ||
| { | ||
| Console.WriteLine("Zadej libovolný text:"); | ||
| string vstupUzivatele = Console.ReadLine(); | ||
| return vstupUzivatele; | ||
| } | ||
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| public static double NactiDesetinneCislo() | ||
| { | ||
| Console.WriteLine("Zadej libovolné desetinné číslo:"); | ||
| string vstupUzivatele = Console.ReadLine(); | ||
| double desetinneCislo; | ||
| bool povedloSePrevest = double.TryParse(vstupUzivatele, out desetinneCislo); | ||
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| while (povedloSePrevest == false) | ||
| { | ||
| Console.WriteLine("Zadal jsi nesprávně. Zadej libovolné desetinné číslo:"); | ||
| vstupUzivatele = Console.ReadLine(); | ||
| povedloSePrevest = double.TryParse(vstupUzivatele, out desetinneCislo); | ||
| } | ||
| return desetinneCislo; | ||
| } | ||
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| public static string NactiText(string textProUzivatele) | ||
| { | ||
| Console.WriteLine(textProUzivatele); | ||
| string vstupUzivatele = Console.ReadLine(); | ||
| return vstupUzivatele; | ||
| } | ||
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| public static double NactiDesetinneCislo(string textProUzivatele) | ||
| { | ||
| Console.WriteLine(textProUzivatele); | ||
| string vstupUzivatele = Console.ReadLine(); | ||
| double desetinneCislo; | ||
| bool povedloSePrevest = double.TryParse(vstupUzivatele, out desetinneCislo); | ||
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| while (povedloSePrevest == false) | ||
| { | ||
| Console.WriteLine($"Zadal jsi nesprávně. {textProUzivatele}"); | ||
| vstupUzivatele = Console.ReadLine(); | ||
| povedloSePrevest = double.TryParse(vstupUzivatele, out desetinneCislo); | ||
| } | ||
| return desetinneCislo; | ||
| } | ||
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| static void Main(string[] args) | ||
| { | ||
| /* | ||
| 1) Vytvořte metodu, která se bude uživatele ptát na zadání libovolného textu (string). | ||
| Metoda navrátí tento text jako návratovou hodnotu. | ||
| 2) Zavolejte metodu a vypište text, který uživatel zadal. | ||
| 3) Vytvořte metodu pro zadání libovolného desetinného čísla(double). | ||
| Dokud uživatel nezadá správně desetinné číslo, nechávejte uživatele pokusit se číslo zadat znovu. | ||
| Jakmile zadá uživatel desetinné číslo správně, metoda jej navrátí toto desetinné číslo jako návratovou hodnotu. | ||
| 4) Zavolejte metodu a vypište desetinné číslo, které uživatel zadal. | ||
| Bonus: 5) Přidejte metodám parametr typu string, ve kterém metodě předáte text, | ||
| který se zobrací v konzoli před tím, než se uživatel pokusí zadat svůj vstup. | ||
| 6) Zavolejte metody s parametrem a vypište text, který uživatel zadal. | ||
| */ | ||
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| string vstupText = NactiText(); | ||
| Console.WriteLine($"Zadal jsi text: {vstupText}"); | ||
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| double vstupDesetinneCislo = NactiDesetinneCislo(); | ||
| Console.WriteLine($"Zadal jsi desetinné číslo: {vstupDesetinneCislo}"); | ||
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| string vstupTextBonus = NactiText("Zadej libovolný text pro bonus:"); | ||
| Console.WriteLine($"Zadal jsi text pro bonus: {vstupTextBonus}"); | ||
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| double vstupDesetinneCisloBonus = NactiDesetinneCislo("Zadej libovolné desetinné číslo:"); | ||
| Console.WriteLine($"Zadal jsi desetinné číslo pro bonus: {vstupDesetinneCisloBonus}"); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,10 @@ | ||
| <Project Sdk="Microsoft.NET.Sdk"> | ||
|
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| <PropertyGroup> | ||
| <OutputType>Exe</OutputType> | ||
| <TargetFramework>net9.0</TargetFramework> | ||
| <ImplicitUsings>enable</ImplicitUsings> | ||
| <Nullable>enable</Nullable> | ||
| </PropertyGroup> | ||
|
|
||
| </Project> |
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| namespace Lekce06.BreakoutRoom1 | ||
| { | ||
| // Úkol: Třída Clovek | ||
| // -------------------------------------------- | ||
| // Vytvořte třídu Clovek, která bude obsahovat následující vlastnosti: | ||
| // - jméno (string) | ||
| // - pohlaví (string) | ||
| // - rok narození (int) | ||
| // - hmotnost (double) | ||
| // - v manželství (bool) | ||
| // | ||
| // Dále proveďte následující kroky: | ||
| // 1. Vytvořte dvě instance třídy Clovek a naplňte je daty. | ||
| // 2. Vypište informace o těchto instancích na konzoli . | ||
| // (zatím pouze pomocí Console.WriteLine v metodě Main) | ||
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| class Clovek | ||
| { | ||
| public string Jmeno; | ||
| public string Pohlavi; | ||
| public int RokNarozeni; | ||
| public double Hmotnost; | ||
| public bool VManzelstvi; | ||
| } | ||
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| internal class Program | ||
| { | ||
| static void Main(string[] args) | ||
| { | ||
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| Clovek petr = new Clovek(); | ||
| petr.Jmeno = "Petr"; | ||
| petr.Pohlavi = "Muz"; | ||
| petr.RokNarozeni = 1980; | ||
| petr.Hmotnost = 80; | ||
| petr.VManzelstvi = true; | ||
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| Console.WriteLine($"Clovek {petr.Jmeno}, pohlavi {petr.Pohlavi}, rok narozeni {petr.RokNarozeni}, hmotnost {petr.Hmotnost}, je {petr.VManzelstvi}"); | ||
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| Clovek jana = new Clovek(); | ||
| jana.Jmeno = "Jana"; | ||
| jana.Pohlavi = "Zena"; | ||
| jana.RokNarozeni = 2000; | ||
| jana.Hmotnost = 65; | ||
| jana.VManzelstvi = false; | ||
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| Console.WriteLine($"Clovek {jana.Jmeno}, pohlavi {jana.Pohlavi}, rok narozeni {jana.RokNarozeni}, hmotnost {jana.Hmotnost}, je {jana.VManzelstvi}"); | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,10 @@ | ||
| <Project Sdk="Microsoft.NET.Sdk"> | ||
|
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| <PropertyGroup> | ||
| <OutputType>Exe</OutputType> | ||
| <TargetFramework>net9.0</TargetFramework> | ||
| <ImplicitUsings>enable</ImplicitUsings> | ||
| <Nullable>enable</Nullable> | ||
| </PropertyGroup> | ||
|
|
||
| </Project> |
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|---|---|---|
| @@ -0,0 +1,63 @@ | ||
| namespace Lekce06.OOP.Vyklad; | ||
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| using System; | ||
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| internal class Program | ||
| { | ||
| class Auto | ||
| { | ||
| public string Vyrobce; | ||
| public int PocetSedadel; | ||
| public int RokVyroby; | ||
| public string Barva; | ||
| public bool MaSpecialniDisky; | ||
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| public void PopisSe() | ||
| { | ||
| Console.WriteLine($"Na sklade mam {Vyrobce}, pocet sedadel {PocetSedadel}, rok vyroby {RokVyroby} a barvy {Barva}. Mam specialni disky : {MaSpecialniDisky}."); | ||
| } | ||
| } | ||
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| static void Main(string[] args) | ||
| { | ||
| Console.WriteLine("Hello, World!"); | ||
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| Auto ferrari = new Auto(); | ||
| ferrari.Vyrobce = "Ferrari"; | ||
| ferrari.PocetSedadel = 2; | ||
| ferrari.RokVyroby = 2012; | ||
| ferrari.Barva = "Cervena"; | ||
| ferrari.MaSpecialniDisky = true; | ||
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| /* | ||
| string ferrariVyrobce = "Ferrari"; | ||
| int ferrariPocetSedadel = 2; | ||
| int ferrariRokVyroby = 2012; | ||
| string ferrariBarva = "Cervena"; | ||
| */ | ||
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| //Console.WriteLine($"Na sklade mam {ferrari.Vyrobce}, pocet sedadel {ferrari.PocetSedadel}, rok vyroby {ferrari.RokVyroby} a barvy {ferrari.Barva}"); | ||
| ferrari.PopisSe(); | ||
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| /* | ||
| string skodaVyrobce = "Skoda"; | ||
| int skodaPocetSedadel = 4; | ||
| int skodaRokVyroby = 2013; | ||
| string skodaBarva = "Cerna"; | ||
| Console.WriteLine($"Na sklade mam {skodaVyrobce}, pocet sedadel {skodaPocetSedadel}, rok vyroby {skodaRokVyroby} a barvy {skodaBarva}"); | ||
| */ | ||
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| Auto skoda = new Auto(); | ||
| skoda.Vyrobce = "Skoda"; | ||
| skoda.PocetSedadel = 4; | ||
| skoda.RokVyroby = 2015; | ||
| skoda.Barva = "Cerna"; | ||
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| skoda.PopisSe(); | ||
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| Console.WriteLine(default(int)); | ||
| Console.WriteLine(default(bool)); | ||
| Console.WriteLine(default(string)); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,10 @@ | ||
| <Project Sdk="Microsoft.NET.Sdk"> | ||
|
|
||
| <PropertyGroup> | ||
| <OutputType>Exe</OutputType> | ||
| <TargetFramework>net9.0</TargetFramework> | ||
| <ImplicitUsings>enable</ImplicitUsings> | ||
| <Nullable>enable</Nullable> | ||
| </PropertyGroup> | ||
|
|
||
| </Project> |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,27 @@ | ||
| internal class Program | ||
| { | ||
| private static void Main(string[] args) | ||
| { | ||
| // toto se zapomene | ||
| VypocitejMujVek(1975); | ||
| // vysledek volani si musim ulozit do promenne | ||
| int mujVek = UzivatelZadaSvujRokNarozeniAVypocitaSeJehoVek(); | ||
| Console.WriteLine($"Muj vek je {mujVek}."); | ||
| } | ||
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| public static int VypocitejMujVek(int rokNarozeni) | ||
| { | ||
| int vek = 2025 - rokNarozeni; | ||
| return vek; | ||
| } | ||
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| public static int UzivatelZadaSvujRokNarozeniAVypocitaSeJehoVek() | ||
| { | ||
| Console.WriteLine("Napis rok narozeni"); | ||
| string text = Console.ReadLine(); | ||
| int rokNarozeni = int.Parse(text); | ||
| int vek = VypocitejMujVek(rokNarozeni); | ||
| return vek; | ||
| } | ||
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| } |