HTML character map

In HTML (and XML), there are 'character entity reference' that are used to represent non-ASCII characters. E.g. the character '→' can be encoded as →, to use in a non-Unicode-compatible text format. These characters will follow the style and size of your font.
For Emoji characters like 🥁 and 😆, check the Emoji character map.

&	amp: ampersand
®	reg: registered sign (registered trademark symbol)
¯	macr: macron (spacing macron, overline, APL overbar)
¹	sup1: superscript one (superscript digit one)
É	Eacute: Latin capital letter E with acute accent
Ï	Iuml: Latin capital letter I with diaeresis
Û	Ucirc: Latin capital letter U with circumflex
è	egrave: Latin small letter e with grave accent
î	icirc: Latin small letter i with circumflex
ó	oacute: Latin small letter o with acute accent
ú	uacute: Latin small letter u with acute accent
ý	yacute: Latin small letter y with acute accent
ƒ	fnof: Latin small letter f with hook (function, florin)
ε	epsilon: Greek small letter epsilon
ξ	xi: Greek small letter xi
σ	sigma: Greek small letter sigma
”	rdquo: right double quotation mark
›	rsaquo: single right-pointing angle quotation mark[g]
↑	uarr: upwards arrow
∧	and: logical and (wedge)

Wikipedia