Alphanumericals

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A black-headed gull ringed with an alphanumeric plastic ring that makes it easier to read from a distance.

Alphanumeric characters or alphanumerics are characters belonging to the English alphabet or 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

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  1. ^ Page Module:Citation/CS1/styles.css has no content.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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