"张小明100002"//字符串strcspn查找子串张小明//有什么函数直接把数字取出???
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
[解决办法]

char s[]=""张小明100002";
int i;
sscanf(s,"%*[^0-9]%d",&i);
printf("%d\n",i);//100002