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Definitions from WordNet

Definitions from the Web

Alphanumeric

Alphanumeric is an adjective that refers to something that consists of both letters and numbers.

Example sentences:

1. She created a strong password by combining alphanumeric characters.
2. The license plate number contained both alphanumeric and special characters.

Alphanumeric is also a noun used to describe a character or code that is either a letter or a number.

Example sentences:

1. The barcode on the packaging is an alphanumeric code.
2. Please enter your alphanumeric code to access the secure area.

In the context of computer programming, alphanumeric is used as a datatype that allows a combination of letters and numbers.

Example sentences:

1. The user input must be validated to ensure it only contains alphanumeric characters.
2. For the username field, only alphanumeric values are allowed.

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