python wlile
sum100 = 0
counter = 1
while counter <= 10000000:
sum100 += counter
counter += 1
#print(counter)
print ("result is %d" % sum100)
result is 50000005000000
continue语句
sum100 = 0
counter = 1
while counter <=10:
counter += 1
if counter % 2 == 1:
continue
print(counter)
sum100 += counter
print ('sum100=',sum100)
break语句
sum100 = 0
counter = 1
while counter <=10:
counter += 1
if counter % 2 == 1:
break
print(counter)
sum100 += counter
print ('sum100=',sum100)