void updatePhonenum(contacts student[], int n) {
char sName[100];
char c;
int k = 0;
int t = 0;
int j = 0;
cout << "请输入你要修改手机号的人的名字" << endl;
do {
cin.get(c);
sName[k++] = c; //k记录输入字的个数
} while (c != '
');
for (int i = 0; i < n; i++) {
if (j == 1) {
break;
}
t = 0;
for (int j = 0; j < k; j++) {
if (sName[j] != student[i].name[j]) { break; } //如果字对不上就break
else t++; //如果对上了就让t++
}
if (t == k - 1) { // t==k-1查找成功
cout << "请输入电话号:"; cin >> student[i].phonenum;
j = 1; //第一层控制条件
}
}
if (t != k - 1) {
cout << "查找名字失败!" << endl;
}
}