For some reason, get an unicode, but I would want, of course, get an icon. And in case of exclamation it works properly, but in case trash icon it doesn't. What's the reason of this action? I use bootstrap cdn for it.

CodePudding user response：

For some reason, you are missing the fontawesome font itself from your environment.

Checking their website for the font awesome trashcan we can see that they customly disignated the trashcan as codepoint U F1F8 (instead of using the trashcan emoji