0b1111_0000 0o754_123 0xBadFace 42 42_000 3.14159 2e6 3.241_753E-7 0.7e+15 ---------------------------------------------------- [ ["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"] ] ---------------------------------------------------- Checks for binary, octal, hexadecimal and decimal numbers.