continue和break

        <script type="text/javascript">
        var i=1;
        computer:
        while(true){
            i++;
            switch(i){
                case 5:
                    console.log(i);
                    break
                case 10:
                    console.log(i);
                    break;
                case 15:
                    console.log(i);
                    break computer;
            }
        }
        </script>