0
42
3.14159
3.
.42
4e14
3.14e+8
.7E-1
4.e12
0xBadFace
0x0.1E
0xA23p-4
0X1.921FB54442D18P+1

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

[
	["number", "0"],
	["number", "42"],
	["number", "3.14159"],
	["number", "3."],
	["number", ".42"],
	["number", "4e14"],
	["number", "3.14e+8"],
	["number", ".7E-1"],
	["number", "4.e12"],
	["number", "0xBadFace"],
	["number", "0x0.1E"],
	["number", "0xA23p-4"],
	["number", "0X1.921FB54442D18P+1"]
]

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

Checks for numbers.