# 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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