Python 列表推导

Python 列表推导

循环嵌套

list = []
for i in range(1,10):
for j in range(1,5):
list.append(i**j)

list = [i**j for i in range(1,10) for j in range(1,5) ]

条件判定

list = []
for x in range(1,10):
if x%2 == 0:
list.append(x)

list = [x for x in range(1,10) if x%2 ==0]