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allows adding custom icons for tree items

icon?: ITreeCustomIcon;


var tree = new dhx.Tree("tree_container", {    icon: {        folder: "fas fa-book",        openFolder: "fas fa-book-open",        file: "fas fa-file"    }});

Related samples:

There are three types of icons that can be customized:

  • file
  • folder
  • openFolder

You should specify the name of the necessary icon type in the icon object and set the name of an icon from the used icon pack as its value.