Unicode character inspector: 👍 🌎 🌴 nie 𝓤𝓷𝓲𝓬𝓸𝓭𝓮🦖

17 unique codes for 20 characters:

Native	Symbola [1]	Code	UTF‑8	UTF‑16 LE	Surrogates	Name	Cat	Block
👍	👍	`1F44D`	`F0` `9F` `91` `8D`	`3D` `D8` `4D` `DC`	`D83D` `DC4D`	THUMBS UP SIGN	So	Miscellaneous Symbols and Pictographs
		`0020`	`20`	`20` `00`		SPACE	Zs	Basic Latin
🌎	🌎	`1F30E`	`F0` `9F` `8C` `8E`	`3C` `D8` `0E` `DF`	`D83C` `DF0E`	EARTH GLOBE AMERICAS	So	Miscellaneous Symbols and Pictographs
🌴	🌴	`1F334`	`F0` `9F` `8C` `B4`	`3C` `D8` `34` `DF`	`D83C` `DF34`	PALM TREE	So	Miscellaneous Symbols and Pictographs
n	n	`006E`	`6E`	`6E` `00`		LATIN SMALL LETTER N	Ll	Basic Latin
i	i	`0069`	`69`	`69` `00`		LATIN SMALL LETTER I	Ll	Basic Latin
e	e	`0065`	`65`	`65` `00`		LATIN SMALL LETTER E	Ll	Basic Latin
𝓤	𝓤	`1D4E4`	`F0` `9D` `93` `A4`	`35` `D8` `E4` `DC`	`D835` `DCE4`	MATHEMATICAL BOLD SCRIPT CAPITAL U	Lu	Mathematical Alphanumeric Symbols
𝓷	𝓷	`1D4F7`	`F0` `9D` `93` `B7`	`35` `D8` `F7` `DC`	`D835` `DCF7`	MATHEMATICAL BOLD SCRIPT SMALL N	Ll	Mathematical Alphanumeric Symbols
𝓲	𝓲	`1D4F2`	`F0` `9D` `93` `B2`	`35` `D8` `F2` `DC`	`D835` `DCF2`	MATHEMATICAL BOLD SCRIPT SMALL I	Ll	Mathematical Alphanumeric Symbols
𝓬	𝓬	`1D4EC`	`F0` `9D` `93` `AC`	`35` `D8` `EC` `DC`	`D835` `DCEC`	MATHEMATICAL BOLD SCRIPT SMALL C	Ll	Mathematical Alphanumeric Symbols
𝓸	𝓸	`1D4F8`	`F0` `9D` `93` `B8`	`35` `D8` `F8` `DC`	`D835` `DCF8`	MATHEMATICAL BOLD SCRIPT SMALL O	Ll	Mathematical Alphanumeric Symbols
𝓭	𝓭	`1D4ED`	`F0` `9D` `93` `AD`	`35` `D8` `ED` `DC`	`D835` `DCED`	MATHEMATICAL BOLD SCRIPT SMALL D	Ll	Mathematical Alphanumeric Symbols
𝓮	𝓮	`1D4EE`	`F0` `9D` `93` `AE`	`35` `D8` `EE` `DC`	`D835` `DCEE`	MATHEMATICAL BOLD SCRIPT SMALL E	Ll	Mathematical Alphanumeric Symbols
🦖	🦖	`1F996`	`F0` `9F` `A6` `96`	`3E` `D8` `96` `DD`	`D83E` `DD96`	T-REX	So	Supplemental Symbols and Pictographs
		`000D`	`0D`	`0D` `00`		<control>	Cc	Basic Latin
		`000A`	`0A`	`0A` `00`		<control>	Cc	Basic Latin

4 Unicode blocks:

Name	Range	Chart
Miscellaneous Symbols and Pictographs	`1F300`-`1F5FF`	PDF
Basic Latin	`0000`-`007F`	PDF
Mathematical Alphanumeric Symbols	`1D400`-`1D7FF`	PDF
Supplemental Symbols and Pictographs	`1F900`-`1F9FF`	PDF