
python如何遍历所有数组?下面给大家介绍两种python遍历数组的方法:
第一种,最常用的,通过for in遍历数组
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colours = ["red","green","blue"]
for colour in colours:
print colour
# red
# green
# blue第二种,先获得数组的长度,然后根据索引号遍历数组,同时输出索引号
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colours = ["red","green","blue"]
for i in range(0, len(colours)):
print i, colour[i]
# 0 red
# 1 green
# 2 blue











