擅长:python、mysql、java
<p>同样,您只需要将它(<a href="https://docs.python.org/3/library/string.html#format-specification-mini-language" rel="nofollow noreferrer">[Python 3]: Format Specification Mini-Language</a>)格式化为<em>指数表示法</em>(<a href="https://en.wikipedia.org/wiki/IEEE_754" rel="nofollow noreferrer">[Wikipedia]: IEEE 754</a>):</p>
<blockquote>
<pre><code>>>> import struct
>>> unpacked = struct.unpack("!f", bytes.fromhex("4991a480"))
>>> unpacked
(1193104.0,)
>>> print("{:e}".format(unpacked[0]))
1.193104e+06
</code></pre>
</blockquote>
<p>注意,<a href="https://docs.python.org/3/library/struct.html#struct.unpack" rel="nofollow noreferrer">[Python 3]: struct.<strong>unpack</strong>(<em>format, buffer</em>)</a>返回一个<em>元组</em>。你知道吗</p>