擅长:python、mysql、java
<p>在<code>maxAttempts</code>中更新<code>state</code>时,只需更改局部变量<code>state</code>的值</p>
<pre><code>def flip(state):
state = False if state else True
state = True
flip(state)
print(state) # => True
</code></pre>
<p>您希望返回更新后的值并按照更实用、更纯的函数方法重新分配它:</p>
<pre><code>def flip(state):
return False if state else True
state = True
state = flip(state)
print(state) # => False
</code></pre>