# 定义字符串变量
info = "label_data"
# 输出原始字符串
print("原始字符串:")
print(info )
#3.2 转为小写 / 大写、输出长度、输出逆序字符串。(15 分)
# 转小写并输出
lower_info = info.lower()
print("小写:",lower_info)
# 转大写并输出
upper_info = info.upper()
print("大写:",upper_info )
# 输出长度
print("长度:",len(info))
# 逆序并输出
reverse_info = info[::-1]
print("逆序:",reverse_info )
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