NaN Inf 0xBadFace 0xf4.42 0x21.2p2 0xffP+4 0xeap-1 42 42L 3.14159 3.2E4 4e+8 0.1e-12 2i 4.1i 1e-2i ---------------------------------------------------- [ ["number", "NaN"], ["number", "Inf"], ["number", "0xBadFace"], ["number", "0xf4.42"], ["number", "0x21.2p2"], ["number", "0xffP+4"], ["number", "0xeap-1"], ["number", "42"], ["number", "42L"], ["number", "3.14159"], ["number", "3.2E4"], ["number", "4e+8"], ["number", "0.1e-12"], ["number", "2i"], ["number", "4.1i"], ["number", "1e-2i"] ] ---------------------------------------------------- Checks for hexadecimal, decimal and complex numbers.