[JS] Function

์ง€ํ˜„ยท2022๋…„ 2์›” 16์ผ
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JavaScript

๋ชฉ๋ก ๋ณด๊ธฐ
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NOMAD CODERS - ๋ฐ”๋‹๋ผ JS๋กœ ํฌ๋กฌ ์•ฑ ๋งŒ๋“ค๊ธฐ


๐Ÿ”ต Function (ํ•จ์ˆ˜)

function sayHello(nameOfPerson , age) {
  console.log("Hello my name is " + nameOfPerson + " and I'm " + age);
}

// function ํ•จ์ˆ˜๋ช… (๋งค๊ฐœ๋ณ€์ˆ˜, ๋งค๊ฐœ๋ณ€์ˆ˜) {}๋กœ ๋งค๊ฐœ๋ณ€์ˆ˜์˜ ์ˆœ์„œ๋Œ€๋กœ ์ถœ๋ ฅ
// ํ•จ์ˆ˜๋ช…์œผ๋กœ ์‹คํ–‰, ๋ฉ”์†Œ๋“œ ์•ˆ์˜ ๋งค๊ฐœ๋ณ€์ˆ˜ ๊ฐ’์ด ์ถœ๋ ฅ
sayHello("jane", 28);
sayHello("hehe", 23);
sayHello("gun", 29);


// JavaScript๊ฐ€ ์—ฐ์‚ฐํ•ด์„œ ๊ฐ’ ์ถœ๋ ฅํ•ด์คŒ
function plus(firstNumber, secondNumber) {
  console.log(firstNumber + secondNumber);
}
function divide(a, b) {
  console.log(a / b);
}

plus(8, 20);
divide(98, 20);

// Object๋กœ ๋งŒ๋“ค์–ด์„œ ์ถœ๋ ฅ
const user = {
  name: "jane",
  sayHello: function (otherPersonsName) {
    console.log("Hello! " + otherPersonsName + " nice to meet you");
  },
};

user.sayHello("jane");
user.sayHello("gun");

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