添加单行注释:Ctrl +/ 取消:ctrl +/ 添加多行注释:Ctrl + Shift +/ 取消:Ctrl + Shift + 向下复制一行:Ctrl + Alt +向下 向上复制一行:Ctrl + Alt +向上 向上移动代码:Alt +向上 向下移动代码:Alt +向下 删除当前行:ctrl + D 格式化:Ctrl + Shift + F 智能提示:Alt +/