How do they make icons from little boxes with numbers and characters in them?
Question
Just out of curiosity, how does this works?
content: "";
Above CSS code becomes a heart icon on Medium. Is it purely CSS or some JavaScript involved? Or what are these called?
1 answers
solution1
3 ACCPTED 2015-05-15 07:58:38
It's just an unicode character, like 👍 or ❤. Check this unicode table and try.
You have some useful information about unicode at this article .
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