0
42
-5
3.14159
5e4
6E-78
0.3e+1

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

[
	["number", "0"],
	["number", "42"],
	["number", "-5"],
	["number", "3.14159"],
	["number", "5e4"],
	["number", "6E-78"],
	["number", "0.3e+1"]
]

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Checks for numbers.