jsBasic.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>자바스크립트연습</title>
</head>
<body>
    <div onclick="output()">범인 판독기</div>

    <input type="text" id="drink">
    <input type="text" id="burger">
    <!-- <input type="button" value="버튼이다" onclick="bb()"> -->
    <!-- <input type="button" value="버튼이다" onclick="bb(document.getElementById('drink').value, document.getElementById('burger').value)"> -->
    <input type="button" value="버튼이다" onclick="bb(getJuice.value, getMeal.value)">
    <script>
        var isMurderer = false;
        isMurderer = true;

        function murder(human) {
            if(human == true) {
                return "범인이다"
            } else {
                return "범인이 아니다"
            }
        }
        function output() {
            console.log( murder(isMurderer) );
        }

         function hamsu() {
            return "안녕하세요!"
        }
        console.log(hamsu());

        function bb() {
            alert('경고다!');
        }
        var getJuice = document.getElementById('drink');
        var getMeal = document.getElementById('burger');
        function bb(juice, meal) {
            alert("시원하고 달콤한 "+juice+"와 맛있는 "+meal);
        }
       
    </script>
</body>
</html>