break是完全跳出循环:
while(a<20) { if(a==9) break; Console.WriteLine(a++); }
此处输出1,2,3,4,5,6,7,8
continue是跳出当前的循环:
for(int i=1;i<=10;i++) { if(i%2==0) continue; Console.WriteLine(i); }
此处输出:1,3,5,7,9