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js_study
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运算符.html

<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <title>运算符</title>
</head>

<body>

</body>
<script>
    result = true + 1; // 2 true是1
    result = false + 1; // 1 false是0
    result = 2 + NaN; // NaN
    result = "123" + "456"; // 123456 字符串拼接
    result = 123 + "1"; // 1231
    result = true + "hello"; // truehello
    console.log(result);
</script>

</html>