반응형

 

📖 배운 내용

1. 개발자의 진로

기획자, PM, UX/UI, Frontend, Backend 등등....

 

2. 로또 난수 생성 방법

let num = Math.floor(Math.random()*45)+1

 

3. html파일에 js파일 연결하기

<script type="text/javascript" src="파일명.js"></script>

 

4. setInterval() & setTimeout()

setTimeout(function(){ 
    console.log("2초 뒤 실행") 
}, 2000)
// 2
setInterval(function(){
    console.log("2초 마다 실행")
}, 1000)
// 3

 

5. 문자 인증과 타이머 만들기

 

<05-function.hmtl>

<!DOCTYPE html>
<html lang="ko">
  <head>
    <title>인증번호 실습</title>
    <script type="text/javascript" src="05-function.js"></script>
  </head>
  <body>
    <div>
      <span id="certificationNumber">안녕하세요</span>
      <button onclick="getToken()">인증번호 전송</button>
    </div>
    <br><br>
    <div>
      <span id="timeLimit">03:00</span>
      <button onclick="">인증완료</button>
    </div>
  </body>
</html>

 

<05-function.js>

let processID = -1;

const getToken = () => {
  if (processID != -1) clearInterval(processID);
  const token = String(Math.floor(Math.random() * 1000000)).padStart(6, "0");
  document.getElementById("certificationNumber").innerText = token;
  document.getElementById("certificationNumber").style.border = "5px solid #" + token;
  let time = 180;
  processID = setInterval(function () {
    if (time < 0) {
      clearInterval(processID);
      return;
    }
    let mm = String(Math.floor(time / 60)).padStart(2, "0");
    let ss = String(time % 60).padStart(2, "0");
    let result = mm + ":" + ss;
    document.getElementById("timeLimit").innerText = result;
    time--;
  }, 50);
};

 

6. 숫자 올리기, 버튼 색 바꾸기, 비활성화 시키기

<02-document.html>

<!DOCTYPE html>
<html lang="ko">
  <head>
    <title>DOM(Document Object Model) 조작하기(HTML과 JavaScript 연결)</title>
    <script>
      function aaa() {
        document.getElementById("qqq").innerText = "반갑습니다.";
      }

      function counter() {
        const tmp = Number(document.getElementById("count").innerText) + 1;
        document.getElementById("count").innerText = tmp;
      }

      function changeColor() {
        document
          .getElementById("ccc")
          .setAttribute("style", "background-color: yellow;");
      }

      function setDisabled() {
        document.getElementById("ddd").setAttribute("disabled", "true");
      }
    </script>
  </head>

  <body>
    <div>
      <span id="qqq">안녕하세요</span>
      <button onclick="aaa()">클릭하기</button>
    </div>

    <div>
      <span id="count">0</span>
      <button onclick="counter()">+1</button>
    </div>

    <div>
      <button id="ccc" onclick="changeColor()">색깔바꾸기</button>
      <button id="ddd" onclick="setDisabled()">비활성화시키기</button>
    </div>
  </body>
</html>

 

7. 싸이월드 게임탭 끝말잇기 게임

<!DOCTYPE html>
<html lang="ko">
  <head>
    <title>게임</title>
    <link href="styles/game.css" rel="stylesheet" />
    <link
      rel="stylesheet"
      href="https://pro.fontawesome.com/releases/v5.10.0/css/all.css"
      integrity="sha384-AYmEC3Yw5cVb3ZcuHtOA93w35dYTsvhLPVnYs9eStHfGJvOvKxVfELGroGkvsg+p"
      crossorigin="anonymous"
    />
    <script>
      function startWord() {
        const word = document.getElementById("word").innerText; // "코드캠프"
        const lastWord = word[word.length - 1]; // "프"
        const myWord = document.getElementById("myWord").value; // "프랑스"
        const firstWord = myWord[0]; // "프"

        if (myWord === "") {
          document.getElementById("result").innerText = "단어를 입력해주세요!";
        } else if (lastWord === firstWord) {
          document.getElementById("word").innerText = myWord;
          document.getElementById("myWord").value = "";
          document.getElementById("result").innerText = "통과!";
        } else {
          document.getElementById("myWord").value = "";
          document.getElementById("result").innerText = "실패! ㅜ.ㅜ";
        }
      }
    </script>
  </head>

  <body>
    <div class="wrapper">
      <div class="wrapper__header">
        <span class="title">GAME</span>
        <span class="subtitle">TODAY CHOICE</span>
      </div>
      <div class="wrapper__word">
        <div class="wrapper__word__header">
          <div>
            <img src="images/word.png" />
          </div>

          <div class="title">끝말잇기</div>
          <div class="word_title">제시어: <span id="word">코드캠프</span></div>
        </div>
        <div class="wrapper__word__body">
          <!--엔터키 입력 시 이벤트 실행-->
          <input
            onkeyup="if(window.event.keyCode==13){startWord()}"
            id="myWord"
            class="textbox"
            type="text"
            placeholder="단어를 입력하세요."
          />
          <button onclick="startWord()">검색</button>
        </div>
        <div id="result" class="wrapper__word__footer">결과!</div>
      </div>
      <div class="wrapper__lotto">
        <div class="wrapper__word__header">
          <div>
            <img src="images/lotto.png" />
          </div>
          <div class="title">LOTTO</div>
          <div class="word_title">버튼을 누르세요.</div>
        </div>
        <div class="wrapper__lotto__body">
          <span>3</span>
          <span>5</span>
          <span>10</span>
          <span>24</span>
          <span>30</span>
          <span>34</span>
        </div>
        <div class="wrapper__word__footer">
          <button class="wrapper__lotto__btn">Button</button>
        </div>
      </div>
    </div>
  </body>
</html>

 

 

반응형

+ Recent posts