擅长:python、mysql、java
<p>是和否。。。
函数vegas做这个工作,但从不返回a和b,所以a和b仍然是6和9。<a href="https://docs.python.org/3/faq/programming.html#how-do-i-write-a-function-with-output-parameters-call-by-reference" rel="nofollow noreferrer">Arguments are passed by assignment in Python.</a></p>
<p>你可以看到<a href="https://stackoverflow.com/questions/986006/how-do-i-pass-a-variable-by-reference">more here</a></p>