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Bk1_Ch08_07利用global在函数内部声明全局变量
![](https://bohrium.oss-cn-zhangjiakou.aliyuncs.com/article/25574/f41c307ac9554f5dbc677ead053006b3/0ef782d3-448d-48a1-812d-3e3b4724329e.png?x-oss-process=image/resize,w_100,m_lfit)
会飞的超级老乔![](https://cdn1.deepmd.net/bohrium/web/static/images/level-v2-2.png?x-oss-process=image/resize,w_50,m_lfit)
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推荐机型 :c2_m4_cpu
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目录
Chapter 08
利用global在函数内部声明全局变量
Book_1《编程不难》 | 鸢尾花书:从加减乘除到机器学习
代码
文本
[1]
# 全局变量
global_x = 8 # global_x: 8
print("global_x:", global_x)
global_x: 8
代码
文本
[2]
# 自定义函数
def my_function(local_x):
# 局部变量
print("local_x:", local_x) # local_x: 38
# 声明变量是全局变量
global global_x
global_x = 88
print("global_x:", global_x) # global_x: 88
代码
文本
[3]
# 调用函数
my_function(38)
local_x: 38 global_x: 88
代码
文本
[4]
# 在函数外部访问全局变量
print("global_x:", global_x) # global_x: 88
global_x: 88
代码
文本
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Book_1_《编程不难》 | 鸢尾花书:从加减乘除到机器学习![](https://bohrium.oss-cn-zhangjiakou.aliyuncs.com/article/25574/f41c307ac9554f5dbc677ead053006b3/0ef782d3-448d-48a1-812d-3e3b4724329e.png?x-oss-process=image/resize,w_100,m_lfit)
![](https://bohrium.oss-cn-zhangjiakou.aliyuncs.com/article/25574/f41c307ac9554f5dbc677ead053006b3/0ef782d3-448d-48a1-812d-3e3b4724329e.png?x-oss-process=image/resize,w_100,m_lfit)
会飞的超级老乔![](https://cdn1.deepmd.net/bohrium/web/static/images/level-v2-2.png?x-oss-process=image/resize,w_50,m_lfit)
![](https://cdn1.deepmd.net/bohrium/web/static/images/level-v2-2.png?x-oss-process=image/resize,w_50,m_lfit)
更新于 2024-06-06
210 篇3 人关注
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