擅长:python、mysql、java
<p>你所拥有的会很好用的</p>
<pre class="lang-py prettyprint-override"><code>userName = "ThePlayersName" # constantly changing
nameTracker = []
def printUser(name):
if name not in nameTracker:
print(name)
printUser(userName)
nameTracker.append(userName)
printUser("Player 2")
nameTracker.append("Player 2")
printUser("Player 2")
</code></pre>
<p>印刷品</p>
<pre><code>ThePlayersName
Player 2
</code></pre>