Letters and digits

[[:alnum:]]

An alternate way to match any letter or digit

Examples

Match Sample:

1st, 2nd, and 3rd.

Regex Example:

[[:alnum:]]

PCRE

Share & Embed

Use this snippet to display this token on your own site.

<!-- Embed Regex Token: [[:alnum:]] -->
<code class="regex-token">[[:alnum:]]</code> - Letters and digits
<small><a href="https://testregex.com/cheatsheet/letters-and-digits">See details</a></small>