ASCII

The following sequence of characters, expressed in hexadecimal notation (with carriage return and newline characters at end of sequence) :

48 65 6C 6C 6F 2C 20 77 6F 72 6C 64 21 0D 0A

The following sequence of characters, expressed as binary numbers (with cr/nl as above, and the same ordering of bytes) :

00–07: 01001000 01100101 01101100 01101100 01101111 00101100 00100000 0111011108–0E: 01101111 01110010 01101100 01100100 00100001 00001101 00001010

LaTeX 2ε

\documentclass{article}\begin{document}  Hello, world!\end{document}