擅长:python、mysql、java
<p><code>split()</code>中的默认分隔符是所有空白,包括换行符<code>\n</code>和空格。在</p>
<p>这是<a href="https://docs.python.org/2/library/stdtypes.html#str.split" rel="nofollow">docs on split</a>说的:</p>
<pre><code>str.split([sep[, maxsplit]])
If sep is not specified or is None, a different splitting algorithm is
applied: runs of consecutive whitespace are regarded as a single
separator, and the result will contain no empty strings at the start
or end if the string has leading or trailing whitespace.
</code></pre>
<p>当您定义一个新的<code>sep</code>时,它只使用这个分隔符来<code>split</code>字符串。在</p>