python - input()函数

1. 示例

message = input("tell me something, and I will repeat it back to you: ")
print(message)

1.1 提示 - prompt

prompt = "If you tell us who you are, we can personalize the messages you see."
prompt += "\nWhat is your first name? "

name = input(prompt)
print(name)

1.2 输入数据类型转换 int()

age = input("How old are you? ")
age    # 此时的age是字符串'21' 
age = int(age)   # 将age转为数值
age >= 18