stringByReplacingHTMLEntities can't trans emoji

[codwam]

咯菌腈快咯
&# 128546;&# 128532;&# 128532;&# 128546;&# 10;
--------->
WKWebView will show below, but the stringByReplacingHTMLEntities can't trans emoji
The second line I add an space,
--------->
咯菌腈快咯
😢😔😔😢

Below may be help:
http://stackoverflow.com/questions/24913046/ios-dynamically-create-and-display-unicode-strings
https://github.com/diy/NSStringEmojize/blob/master/NSStringEmojize/emojis.h

[odrobnik]

Please provide steps to reproduce the issue with the Demo app or rather fix it and provide a pull request please.

[codwam]

It's fixed.