while循环:
while count<10:
print(count)
#count=100
count=count+1 print(123)
while循环break:终止所有循环
count=0
while count<10:
count=count+1
print(count)
break
print(1111111)
print('end')
while循环continue:终止当前循环,开启下面循环
count=0
while count<10:
if count==7:
count=count+1
countinue print(count)
count=count+1