Regular Expressions 101

Explanation
Pro

Character Class[A-Z]{1,5}

{1,5}matches between 1 and 5 characters from the set below:

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

Negative Lookahead(?![A-Z])

Character Class[A-Z]

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

Detailed match information will be displayed here automatically.

25 tokens

[A-Z]{1,5}(?![A-Z])

New

<a class="screener-link-primary" href="quote.ashx?t=IDXG&amp;ty=c&amp;p=d&amp;b=1">IDXG</a>

<a class="screener-link-primary" href="quote.ashx?t=IDXG&amp;ty=c&amp;p=d&amp;b=1">IDXG</a>