Just a demo to test one use possibility of the new feature "selection box" in intertaction option with network module of awesome library vis.js
For now, it's a pull request in progress by softwareCobbler
With this option enabled, the user can press CTRL and left click and then drag a box around the canvas. Let go and it selects the nodes and/or edges within the box (there are option flags the user can set to have it select nodes / edges). Click anywhere in canvas to deselect...
Below canvas configure and see options available with "selectionBow" of "interaction"