与input函数结合使用 avg =eval(input("请输入您的年龄:"))# 将输入的字符串转换为数值类型print(avg,type(avg))# 输出结果和类型 输出: 请输入您的年龄:2323<class'int'> 注意事项 使用eval函数时需要谨慎,因为它会执行任意代码,可能会导致安全问题。 如果输入的内容不是有效的 Python 表达式,会抛出错误。
· print()基础 在使用python的过程中,如果对于某一个函数不懂,最好的方式就是查看该函数源码接口,在pycharm中直接双击该函数就可以跳转到该函数的源码接口处,当然在python原生脚本就只能使用help()函数来获取接口内容啦。得到print函数的接口为: print(value, ..., sep=' ', end='\n', file=sys.stdout, ...
The print function works with various string formatting techniques. This example shows f-strings, format(), and %-formatting. formatting.py # f-strings (Python 3.6+) name = "Alice" age = 30 print(f"{name} is {age} years old") # format() method print("{} + {} = {}".format(5...
The print() function is a fundamental part of Python that allows for easy console output. The function has replaced the older print statement in Python 3, providing more versatility with keyword arguments. This tutorial explains various ways to use print() for different formatting needs, string m...
Pythonprint()Function ❮ Built-in Functions ExampleGet your own Python Server Print a message onto the screen: print("Hello World") Try it Yourself » Definition and Usage Theprint()function prints the specified message to the screen, or other standard output device. ...
在Python中,每个函数都有一个内置的__name__属性,该属性存储了函数的名称。我们可以通过直接访问该属性来获取函数的名称。 下面是一个使用内置属性__name__的示例代码: defmy_function():print("Hello, world!")print(my_function.__name__)# 输出:my_function ...
print(object(s), sep=separator, end=end, file=file, flush=flush) The python print function takes one or more objects as input and displays them on the screen. The objects can be strings, numbers, variables, or even expressions. The objects are separated by a separator, which is a comma...
The print() function is used to print objects to the text stream file, separated by sep and followed by end. sep, end and file, if present, must be given as keyword arguments.Version:(Python 3.2.5)Syntax:print(*objects, sep=' ', end='\n', file=sys.stdout, flush=False) ...
python核心内容-函数(Function) 一、什么是函数? 引入函数: 需求:根据用户输入圆的半径来计算圆的周长 #根据下面给出的圆的半径,计算圆的周长 r1=12.3 r2=5r1=int(input('请输入圆的周长:').strip()) delimeter_circle=2*3.14*r1print(delimeter_circle)...
In this step-by-step tutorial, you'll learn about the print() function in Python and discover some of its lesser-known features. Avoid common mistakes, take your "hello world" to the next level, and know when to use a better alternative.