擅长:python、mysql、java
<p>来自<a href="https://docs.python.org/3/library/re.html#re.findall" rel="nofollow noreferrer">^{<cd1>}</a>的文档:</p>
<blockquote>
<p>If one or more groups are present in the pattern, return a list of groups; this will be a list of tuples if the pattern has more than one group.</p>
</blockquote>
<p>正则表达式有组,即括号中的部分。如果您想显示<em>整个</em>匹配,请将regex放在一个大组中(在整个对象周围放上括号),然后执行<code>print(x[0])</code>而不是<code>print(x)</code></p>