List insert(i, x),listinsert,#Insert an i
文章由Byrx.net分享于2019-03-23 06:03:25
List insert(i, x),listinsert,#Insert an i
#Insert an item at a given position. The first argument is the index of the element #before which to insert, so a.insert(0, x) inserts at the front of the list, #and a.insert(len(a), x) is equivalent to a.append(x). a = [66.25, 333, 333, 1, 1234.5]a.insert(2, -1)print a
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