擅长:python、mysql、java
<p>您可以使用python中的<a href="https://docs.python.org/3.0/library/timeit.html" rel="nofollow noreferrer">timeit</a>包来检查哪个更快。在</p>
<pre><code>import sys
import timeit
import datetime
import time
def create_datetime():
return datetime.date.today().timetuple()
def create_time():
return time.localtime()
if __name__ == '__main__':
print(timeit.timeit("create_datetime()", setup="from __main__ import create_datetime"))
print(timeit.timeit("create_time()", setup="from __main__ import create_time"))
</code></pre>
<p>它打印:</p>
^{pr2}$
<p>所以,看起来<code>time.localtime()</code>比<code>datetime.date.today()</code>好。在</p>