Prozesse

let myNumber = 2; // Initalisierung, Datentyp Number"
myNumber = 4; //Wertzuweisung
let name = "Max Mustermann"; // Initalisierung, Datentyp String
let count = number * My

if (myAge >= 18) {
    discount = 0.8;
} else {
    discount = 0.6;
}
dicount = myAge >= 18 ? 20 : 40 // Tertiare Operator
let price = 100;
price = price * discount;
console.log(price + "€");

Funktionen

//Funktionsdefinition
//Funktionsdefinition
let myFunc = (nam, age) => {
    console.log("Hallo " + name);
    console.log("Du bist " + age + " Jahre alt")
    console.log("Meine erste Funktion");
    alert("Hallo Welt");
};

//Funktionsaufruf
myFunc("Max Mustermann", 40);
   

let userNumber = prompt("Bitte geben Sie einen Wert ein");

let checkOutputDigits = (number) => {
    if (number < 10) {
        return "0" + number;
    } else {
        return number;
    }
}

let myNumber = checkOutputDigits(4);
console.log(myNumber);

Funktion

    let userNumber = prompt("Bitte geben Sie einen Wert ein");

let checkOutputDigits = (number) => {
    if (number < 10) {
        return "0" + number;
    } else {
        return number;
    }
}

let myNumber = checkOutputDigits(userNumber);
console.log(myNumber);
console.log(typeof checkOutputDigits);

leichtvekürzt

    let userNumber = prompt("Bitte geben Sie einen Wert ein");

let checkOutputDigits = (number) => {
    if (number < 10 ? "0" + number :number;
    }


let myNumber = checkOutputDigits(userNumber);
console.log(myNumber);
console.log(typeof checkOutputDigits);    

Verkürzt

   
   let userNumber = prompt("Bitte geben Sie einen Wert ein");

let checkOutputDigits2 = number => number < 10 ? "0" + number : number;

let myNumber = checkOutputDigits(userNumber);
console.log(myNumber);
console.log(typeof checkOutputDigits);
    

Operator

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Operator

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Operator

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Operator

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Operator

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