Emoji in strings.xml file?

Use HTML Entity (decimal) i.e. 👈 to add 👈 in strings.xml and use it in your app.

So your string will be:

<string name="emoji">Hi &#128072;</string>

Output:

For more information please check here

Using HTML encoding is not working for me, at least when using the HTML code as &#2764 for the red heart emoji in the translation editor. I copied the unicode number from https://emojipedia.org/emoji/%E2%9D%A4/

However, just pasting it as the emoji character from clipboard ❤️ direct into the translations editor worked just fine, and perhaps I needn't have worried at all.