script.aculo.us Drag & Drop change Option Last Updated : 30 Dec, 2020 Comments Improve Suggest changes Like Article Like Report The script.aculo.us library is a cross-browser library that aims at improving the user interface of a website. The Drag & Drop module can be used to make any element drag-gable and also enables them to be dropped in a drop zone. The change option is called just like the onDrag option, i.e. it is used to specify a callback function that would be invoked whenever the element is currently being dragged. But the onDrag option is the more preferred one as compared to the change option. Syntax: new Draggable('element', {change: 'function'}); Parameters: This option has a single value as mentioned above and described below: function: This is a callback function that would be invoked whenever the element is being dragged. The below example illustrates the use of this option. Example: HTML <!DOCTYPE html> <html> <head> <script type="text/javascript" src="javascript/prototype.js"> </script> <script type="text/javascript" src="javascript/scriptaculous.js"> </script> <script type="text/javascript"> window.onload = function () { // Define a function to be used // when the element is being dragged new Draggable('elem1', { change: (elem) => { console.log("The element is " + "currently being dragged"); // The element that is being dragged // can be accessed using the parameter // in the callback function }, onEnd: () => { console.log("The dragging of " + "the element has stopped"); } }); }; </script> </head> <body> <div> <h1 style="color: green"> GeeksforGeeks </h1> </div> <strong> script.aculo.us Drag & Drop change Option </strong> <p> The change callback would be invoked whenever the element is being currently dragged. </p> <p> Drag the image below and check the console. </p> <img id="elem1" src="gfg.png"> </body> </html> Output: Comment More infoAdvertise with us Next Article script.aculo.us Drag & Drop onEnd Option P parasmadan15 Follow Improve Article Tags : JavaScript Web Technologies script.aculo.us Similar Reads script.aculo.us Drag & Drop snap Option The snap option in the script.aculo.us Drag and Drop module is used to make a draggable element snap to a grid or constrain its movement in the defined space. It is set to false by default. It can be defined with a single value or a function that will define the places where the element would snap. 1 min read script.aculo.us Drag & Drop Containment Option This script.aculo.us Drag & Drop Containment Option is used to create an array of elements. That has to be parented and the drop area will only accept those, you can drag a draggable element to a drop area. In that drop area, the element will be placed if the Containment is the same as the id of 2 min read script.aculo.us Drag & Drop onEnd Option The script.aculo.us library is a cross-browser library that aims at improving the user interface of a website. The Drag & Drop module can be used to make any element drag-gable and also enables them to be dropped in a drop zone. The onEnd option is used to specify a callback function that would 3 min read script.aculo.us Drag & Drop accept Option This script.aculo.us Drag & Drop accept Option is used to create an active accept condition where you can drag a draggable element to a drop area. In that drop area, the element will be placed if the accept class is the same as the class of your draggable element. Syntax: Droppables.add('element 2 min read script.aculo.us Drag & Drop onDrag Option The script.aculo.us library is a cross-browser library that aims at improving the user interface of a website. The Drag & Drop module can be used to make any element drag-gable and also enables them to be dropped in a drop zone. The onDrag option is used to specify a callback function that would 2 min read script.aculo.us Drag & Drop greedy Option This script.aculo.us Drag & Drop greedy Option is used to stops processing hovering other droppable, under the drag-gable won't be searched. The default value of this option is true, that means the drop area will accept the draggable element false won't. Syntax: Droppables.add('element', {greedy 2 min read Like