JS---如何获取当前是星期几

如何获取当前是星期几

    //  0-6 周日是0;
    <script>
    
        function getWeek() {
          let now = new Date()
          return '星期' + '日一二三四五六'[now.getDay()]
        }
           console.log(getWeek());
    
    </script>