javascript/ex08.html at master · sangmin0816/javascript · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        .box {width: 100px;height: 20px;border: solid 2px black; margin: 10px;}
    </style>
</head>
<body>
    <!-- 인라인 이벤트 핸들러 -->
    <div class="box" onclick="alert('Hello')"  style="background-color: pink;">Alert</div>
    <div id="box1" class="box" onclick="clk1()">클릭</div>
    <div id="box2" class="box" ondblclick="clk2(' 바비')">더블 클릭</div>
    <!-- 스크립트 이벤트 핸들러 -->
    <div id="box3" class="box"></div>
    <div id="box4" class="box" onclick=""></div>
    <div id="box5" class="box" onclick=""></div>
    <div id="box6" class="box" onclick=""></div>
    <div id="box7" class="box" onclick=""></div>
    <div id="box8" class="box" onclick=""></div>
    <form action="" id="join_form" onsubmit="return join(this)" method="post">
        <fieldset>
            <legend>가입 정보</legend>
            <table>
                <tbody>
                    <tr>
                        <th>
                            <label for="field1">ID</label>
                        </th>
                        <td>
                            <input type="text" name="field1" id="field1" required autofocus>
                        </td>
                    </tr>
                    <tr>
                        <th>
                            <label for="field2">PW</label>
                        </th>
                        <td>
                            <input type="password" name="field2" id="field2" required>
                        </td>
                    </tr>
                    <tr>
                        <th>
                            <label for="field3">PW 확인</label>
                        </th>
                        <td>
                            <input type="password" name="field3" id="field3" required>
                        </td>
                    </tr>
                    <tr>
                        <th>
                            <label for="field4">이름</label>
                        </th>
                        <td>
                            <input type="text" name="field4" id="field4" required>
                        </td>
                    </tr>
                    <tr>
                        <th>
                            <label for="field5">이메일</label>
                        </th>
                        <td>
                            <input type="text" name="field5" id="field5" required>
                        </td>
                    </tr>
                    <tr>
                        <td>
                            <input type="submit">
                        </td>
                        <td>
                            <input type="reset">
                        </td>
                    </tr>
                </tbody>
            </table>
        </fieldset>
    </form>
    <script>
        // 이벤트 핸들러 on-으로 시작함
        function clk1(){
            alert("혼저옵서예")
        }

        function clk2(a){
            alert("Hello"+a)

        }
        var box = document.getElementsByClassName("box");
        for(var i=3; i<box.length; i++){
            box[i].addEventListener("mouseover", function(e){
                e.target.innerHTML="하이";
            })
        }

        // 폼 입력값에 대한 유효성 검증
        function join(frm){
            console.log(frm.field3.value);
            if(frm.field2.value == frm.field3.value){
                return true;
            }
            else{
                alret("비밀번호와 비밀번호 확인이 다릅니다");
                return false;
            }
        }

        var form = document.getElementById("join_form");

    </script>
</body>
</html>