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  • (Python基础)列表的认知


    以下是列表的一些知识点

    name = ['关羽','张飞','刘备','曹操','诸葛亮','吕布',['吕布','吕布',],'吕布','吕布','吕布','吕布']
    for i in name:
    print(i)
    print(name[0:-1:2])
    print(name[:])

    import copy
    person = ['name',['a',100]]

    p1=copy.copy(person)
    p2=person[:]
    p3=list(person)
    print(p1)
    print(p2)
    print(p3)

    p1=person[:]
    p2=person[:]

    p1[0]='keep'
    p2[0]='隔壁老王'
    p1[1][1]=20
    print(p1)
    print(p2)




    print(name)
    print(name[3])
    print(name[3],name[0])
    print(name[1:4])
    print(name[0:4])#切片
    print(name[0:-1])#顾前不顾后
    print(name[-1])#取最后一个
    print(name[-2:])#取倒数第二到最后
    name.append('夏侯惇')#追加
    name.insert(3,'赵子龙')#插入
    print(name)
    #name[3] = '司马懿'#更换


    #delete
    name.remove('刘备')
    #del name[2] = name.pop(2)
    print(name)
    print(name.index('张飞'))
    print( name[name.index('张飞')] )
    print(name.count('吕布'))#计数
    name.reverse()#反转
    name.sort()#排序
    name1 = ['a,b,c,d,f,g,h']
    name.extend(name1)#拼加
    print(name)
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  • 原文地址:https://www.cnblogs.com/keepma/p/10407873.html
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