用几个测试用例输出了一下发现统计不了回车字符,这是为什么呀
void StringCount( char s[] ){
int letter=0,blank=0,digit=0,other=0;
while(*s!='\0'){
if((*s>=65&&*s<=90)||(*s>=97&&*s<=122)){
letter++;
}else if(*s>='0'&&*s<='9'){
digit++;
}else if(*s==' '||*s=='\r'){
blank++;
}else{
other++;
}
s++;
}
printf("letter = %d, blank = %d, digit = %d, other = %d",letter,blank,digit,other);
}