代码示例：寻找最小公倍数

<!DOCTYPE html>
<html>
    <head>
        <meta charset="utf-8">
        <title></title>
    </head>
    <body>
        <script>
            var max = 15
            var min = 10
            for(var a =max;a<=150;a += max)
            {
                if (a%max===0&&a%min===0){
                    document.write(a) 
                break
                }                
            }
        </script>
    </body>
</html>