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Typical username

Regular expression:

[a-zA-Z0-9_]{3,16}

Categories:

internet identity

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Author description and comments (0)

Topic by
kasper

2009-01-05
22:25

Description

A regex for a typical username format. Here are the username requirements:
  • 3 to 16 characters
  • alphanumeric characters are accepted
  • underscore (_) is also accepted

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