1. 程式人生 > >Python將兩個數組合併成一個數組,多維陣列變成一維陣列

Python將兩個數組合併成一個數組,多維陣列變成一維陣列

1.extend方法

c1 = ["Red","Green","Blue"]
c2 = ["Orange","Yellow","Indigo"]
c1.extend(c2)
c1 == ["Red","Green","Blue","Orange","Yellow","Indigo"]

2.直接相加

c1 = ["Red","Green","Blue"]
c2 = ["Orange","Yellow","Indigo"]
c3 = c1 + c2
c3 == ["Red","Green","Blue","Orange","Yellow","Indigo"]

3.flatten

a = [[1
,3],[2,4],[3,5]] a = array(a) a.flatten() array([1, 3, 2, 4, 3, 5])