2021-04-23
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704
python中如何去除列表中重復(fù)元素?
方法一:
用內(nèi)置函數(shù)set:
1 list1 = [1, 2, 3, 3, 4, 4, 5, 6, 6, 6, 7, 8, 9]
2 list2 = list(set(list1))
3 print(list2)
方法二:
遍歷去除重復(fù)
復(fù)制代碼
1 list1 = [1, 2, 3, 3, 4, 4, 5, 6, 6, 6, 7, 8, 9]
2 list2=[]
3 for i in list1:
4 if not i in list2:
5 list2.append(i)
6 print(list2)
復(fù)制代碼
列表推導(dǎo)式
1 list1 = [1, 2, 3, 3, 4, 4, 5, 6, 6, 6, 7, 8, 9]
2 list2=[]
3 [list2.append(i) for i in list1 if not i in list2]






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