node_modules/prismjs/tests/languages/java/number_feature.test

0b11110000
0xBadFace
0x1.8p1
0xa.fp-2
42
42d
1.2e3f
0.1E-4f
0.2e+1f

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[
	["number", "0b11110000"],
	["number", "0xBadFace"],
	["number", "0x1.8p1"],
	["number", "0xa.fp-2"],
	["number", "42"],
	["number", "42d"],
	["number", "1.2e3f"],
	["number", "0.1E-4f"],
	["number", "0.2e+1f"]
]

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Checks for binary, hexadecimal and decimal numbers.