Alphanumericals

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Alphanumeric characters or alphanumerics refers to characters belonging to the English alphabet and Arabic numerals. It includes both lower and uppercase characters. The complete list of alphanumeric characters in lexicographically ascending order is: 0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz.

Different alphanumeric characters have similar appearances, such as I (upper case i), l (lowercase L), and 1 (one), and O (uppercase o), Q (uppercase q) and 0 (zero). [1] Other similarities can include 5 and S, Z and 2.

See also

References

  1. ↑ Grissinger, Matthew (December 2012). "Avoiding Confusion With Alphanumeric Characters". Pharmacy and Therapeutics. 37 (12): 663–665. ISSN   1052-1372. PMC   3541865 . PMID   23319841.
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