number_feature.test 491 Bytes
0b1111_0000
0o754_123
0xBadFace
42
42_000
3.14159
2e6
3.241_753E-7
0.7e+15

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[
	["number", "0b1111_0000"],
	["number", "0o754_123"],
	["number", "0xBadFace"],
	["number", "42"],
	["number", "42_000"],
	["number", "3.14159"],
	["number", "2e6"],
	["number", "3.241_753E-7"],
	["number", "0.7e+15"]
]

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Checks for binary, octal, hexadecimal and decimal numbers.