python中的列表
l1=list(range(2,101,2)) print(l1) l2=['p','y','t','h','o','n'] print(l2[-1]) print(l2[0:3]) print(l2[4])
从0开始到列表末端,如果从末端则是-1开始。
l1=list(range(2,101,2)) # print(l1) l2=['p','y','t','h','o','n'] # print(l2[-1]) # print(l2[0:3]) # print(l2[4]) l2.insert(1,"X") print(l2)
列表插入
L=['m','i','l','e'] L.insert(0,"s") print(L)
倒序
l=[1,2,3,4,5,6,7,9,10,12,15] l=list(range(0,5)) l.reverse() print(l)
l=[1,2,3,4,5,6,7,9,10,12,15] l=list(range(0,5)) l.reverse() l.index(1) l.count(15) print(l)

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