Uppercase letters

[[:upper:]]

Matches uppercase letters. Equivalent to [A-Z].

Examples

Match Sample:

ABCabcDEF

Regex Example:

[[:upper:]]+

PCRE

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

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