一般的な Python データ型変換関数の紹介

num1 = "10"
num2 = 3.5
num3 = 7.8

result1 = int(num1)
result2 = int(num2)
result3 = int(num3)

print(result1)  # 输出结果为 10
print(result2)  # 输出结果为 3
print(result3)  # 输出结果为 7

num1 = 10
num2 = "3.5"
num3 = "7.8"

result1 = float(num1)
result2 = float(num2)
result3 = float(num3)

print(result1)  # 输出结果为 10.0
print(result2)  # 输出结果为 3.5
print(result3)  # 输出结果为 7.8

num1 = 10
num2 = 3.5

result1 = str(num1)
result2 = str(num2)

print(result1)  # 输出结果为 "10"
print(result2)  # 输出结果为 "3.5"

str1 = "Hello, World!"
tuple1 = (1, 2, 3, 4, 5)
set1 = {1, 2, 3, 4, 5}

result1 = list(str1)
result2 = list(tuple1)
result3 = list(set1)

print(result1)  # 输出结果为 ['H', 'e', 'l', 'l', 'o', ',', ' ', 'W', 'o', 'r', 'l', 'd', '!']
print(result2)  # 输出结果为 [1, 2, 3, 4, 5]
print(result3)  # 输出结果为 [1, 2, 3, 4, 5]

str1 = "Hello, World!"
list1 = [1, 2, 3, 4, 5]
set1 = {1, 2, 3, 4, 5}

result1 = tuple(str1)
result2 = tuple(list1)
result3 = tuple(set1)

print(result1)  # 输出结果为 ('H', 'e', 'l', 'l', 'o', ',', ' ', 'W', 'o', 'r', 'l', 'd', '!')
print(result2)  # 输出结果为 (1, 2, 3, 4, 5)
print(result3)  # 输出结果为 (1, 2, 3, 4, 5)