U+0041
d67
d1114111
x20
x10FFFF
4177777

----------------------------------------------------

[
	["number", "U+0041"],
	["number", "d67"],
	["number", "d1114111"],
	["number", "x20"],
	["number", "x10FFFF"],
	["number", "4177777"]
]

----------------------------------------------------

Checks for unicode, decimal, hexadecimal and octal character codes.