1.使用for in range
for x in range(2, 5):
print(x)
2.使用while
n = 7
while n>0:
if n==3:
break;
print(n)
n=n-1;
n = 6
while n>0:
print(n)
n=n-1;
3.利用循环生成列表
list = [6, 7, 8]
for x in list:
print(x)
for x in range(2, 5):
print(x)
n = 7
while n>0:
if n==3:
break;
print(n)
n=n-1;
n = 6
while n>0:
print(n)
n=n-1;
list = [6, 7, 8]
for x in list:
print(x)