gusucode.com > matlab通信工程仿真源码(张德丰等编著)程序书籍 > matlab_code/matlab通信工程仿真源码(张德丰等编著)/第3章/li3_25.m
%用while语句实现,结束条件为输入字符‘0’ sum=0; cnt=0; val=input('Enter a number(end in 0):'); while(val~=0) sum=sum+val; cnt=cnt+1; val=input('Enter a number(end in 0):'); end if(cnt>0) sum mean=sum/cnt end