The ondragover event attribute will trigger if a draggable element or text is being dragged to a valid drop target. To drag an element garb that element and drag it to the drag point. Here we will use the global HTML 5 draggable attribute. The data and elements can’t be dropped. To allow a drop, you have to call the event.preventDefault() method. It is new in HTML 5 does not support below versions of HTML.
Note: Images and link are draggable by default.
- Events triggers on the draggable target:
- ondragstart: It triggers when the user begin to drag an element.
- ondrag: It triggers when an element is being dragged.
- ondragend: It triggers when the user is no more dragging the element.
- Events triggers on the drop target:
- ondragenter: This will trigger when the dragged element enters the drop target.
- ondragover: This will trigger when the dragged element is over the drop target.
- ondragleave: This will trigger when the dragged element leaves the drop target.
- ondrop: This will trigger when the dragged element has been dropped on the drop target.
Attribute Values: It contains single value script which holds the script to be run on ondragover event.
- Before dragging the element:
- After dropping the element:
Supported Browsers: The browser supported by ondragover event attribute are listed below:
- Google Chrome 4.0
- Internet Explorer/ Edge 9.0
- Firefox 3.5
- Opera 12.0
- Safari 6.0