擅长:python、mysql、java
<pre><code>import re
note = "A bracket is a tall punctuation mark typically used in matched pairs within text, |CITS: [123],[456],[789]| to set apart or interject other text. The matched pair is best described as opening and |CITS: [999]|. Less formally, in a left-to-right context, it may be described as left and right, and in a right-to-left context, as right and left."
matchGroups = re.findall(r'\d+', note)
print matchGroups
</code></pre>
<p><strong>输出</strong>:</p>
^{pr2}$