toggle（）表示（）。A、如果不存在类名就添加一个；否则，删除它B、从元素的class属性中添加和清除一个类名C、检测class属性中是否包含一个指定的类名D、以上都不正确
toggle（）表示（）。
- A、如果不存在类名就添加一个；否则，删除它
- B、从元素的class属性中添加和清除一个类名
- C、检测class属性中是否包含一个指定的类名
- D、以上都不正确
相关考题：
如果()选项为开启状态,当拖动素材的出点时Monitor窗口会同步显示当前入点或者出点处的视频内容. A.Toggle Edge ViewingB.Toggle Shift Tracks OptionsC.Toggle Snap to EdgesD.Track Options Dialog
How should the lifeboat sea painter be rigged?A.Spliced into the ring on the stem postB.Secured by a toggle around the outboard side of a forward thwartC.Secured to the inboard side of a forward thwart and led inboard of the fallsD.Secured by a toggle to the stem post and led outboard of the falls
A user would like to use an external monitor with their laptop, but when the monitor is plugged in and connected to the laptop, the screen does not display on the monitor. Which of the following is the BEST way to display an image on both the monitor and the laptop?（）A、Change resolution on laptopB、Toggle FN key and external monitor keyC、Try a different monitor typeD、Try using a different monitor cable
如果（）选项为开启状态，当拖动素材的出点时Monitor窗口会同步显示当前入点或者出点处的视频内容.A、Toggle Edge ViewingB、Toggle Shift Tracks OptionsC、Toggle Snap to EdgesD、Track Options Dialog
A user states that they are trying to project their laptop to a screen for a presentation. They have plugged the projector cable into their laptop, and turned the projector on, but no signal is found. Which of the following should the technician perform FIRST?（）A、Ensure the projector is receiving powerB、Verify the laptop is not running on batteryC、Toggle the function key for displaysD、Replace the projector cable with another
On a laptop, special operations like wireless card on/off, volume settings, and screen brightness can generally be controlled via which of the following physical means?（）A、Docking station toggle switchesB、FN keysC、RemotesD、Up/down arrows
A customer notifies the integrator that the system keypad reports trouble at a window. Upon inspection， the customer finds the window closed and locked； the customer resets the system and it fails to correct the issue. Which of the following steps should the integrator take to resolve the issue？（）A、Check that the sensor is not misaligned.B、Clean the space between the sensor and the plate.C、Toggle the tamper switch to reset the sensor.D、Bypass the zone.
单选题You need to allow the user to toggle between automatic query and no automatic query using a pop-up menu. Which built-in would you use in the menu item command to obtain the relationship name? （）AGET_RELATION_PROPERTY BSET_RELATION_PROPERTY CGET_BLOCK_PROPERTY DGET_FORM_PROPERTY
单选题The sea painter is secured in the lifeboat by（）.Aa turn around a forward thwart with a toggle pin thru the eyeBa knot around a thwartCan eye splice placed over one of the hooks of the releasing gearDAll of the above
单选题How should the lifeboat sea painter be rigged?（）ASpliced into the ring on the stem postBSecured to the inboard side of a forward thwart and led inboard of the fallsCSecured by a toggle to the stem post and led outboard of the fallsDSecured by a toggle around the outboard side of a forward thwart
填空题在AutoCAD的对话框构件中，button、list_box、slider、toggle是最为常用的，他们所对应的构件中文名称分别是：（）。