/^[[:upper:]]+$/

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I’ve never understood why people use that instead of the much easier to type, read, and use \p{upper}. Can you tell me why?

In reply to Re^2: Fine tuning a reg exp by tchrist
in thread Fine tuning a reg exp by markjrouse

Title:
Use:  <p> text here (a paragraph) </p>
and:  <code> code here </code>
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