41 lines
644 B
Python
41 lines
644 B
Python
"""
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定义和使用列表
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- 用下标访问元素
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- 添加元素
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- 删除元素
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Version: 0.1
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Author: 骆昊
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Date: 2018-03-06
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"""
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def main():
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fruits = ['grape', '@pple', 'strawberry', 'waxberry']
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print(fruits)
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# 通过下标访问元素
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print(fruits[0])
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print(fruits[1])
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print(fruits[-1])
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print(fruits[-2])
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# print(fruits[-5]) # IndexError
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# print(fruits[4]) # IndexError
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fruits[1] = 'apple'
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print(fruits)
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# 添加元素
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fruits.append('pitaya')
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fruits.insert(0, 'banana')
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print(fruits)
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# 删除元素
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del fruits[1]
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fruits.pop()
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fruits.pop(0)
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fruits.remove('apple')
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print(fruits)
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if __name__ == '__main__':
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main()
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