W3School TIY Editor

thistuple = ("apple", "banana", "cherry", "orange", "kiwi", "melon", "mango") print(thistuple[-4:-1]) # 负索引表示从元组的末尾开始计数 # 这个例子返回从索引 -4（包含）到索引 -1（不包含）的项 # 记住最后一项的索引是 -1