ex5.html

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    <title>Document</title>
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<body>
    <h1>Conditional statements</h1>
    <h2>Program</h2>
    <script>
        document.write("1<br>");
        document.write("2<br>");
        document.write("3<br>");
        document.write("4<br>");
    </script>
    <h2>IF-true</h2>
    <script>
        document.write("1<br>");
        if (true) {
            document.write("2<br>");
        } else {
            document.write("3<br>");
        }
        document.write("4<br>");
    </script>

    <h2>IF-false</h2>
    <script>
        document.write("1<br>");
        // if문의 괄호 안에는 Boolean 데이터가 들어온다 true 나 false
        if (false) {
            document.write("2<br>");
        } else {
            document.write("3<br>");
        }
        document.write("4<br>");
    </script>
</body>

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