擅长:python、mysql、java
<p>试试这个:</p>
<pre><code>class class_name:
def __init__(self, name):
self.name = name
def display_name(self):
return self.name
def saying(self):
print("hello %s" % self.name)
first = class_name('Chuck')
second = class_name('Tony')
print(first.display_name()) #Chuck
</code></pre>
<p>作为first.display_名称()返回一个字符串,您需要使用print在终端中显示值。在</p>