摘要：
//单个源文件#include<iostream>using namespace std;bool strToInt(const char* str, int &num);int main(){ char arr[100]; cin >> arr; int numk = 0; if( strToInt(arr,numk) ) cout << numk << endl; else cout << "string to int fails" << endl; return 0;}bool strTo 阅读全文
摘要：
1 #include 2 using namespace std; 3 4 int main() 5 { 6 char var = '5'; 7 char *p_var; 8 p_var = &var; 9 char *p = "shi";//字符串常量就是字符数组，后面也会自动加'\0'10 char arr[]= "lianxi";//字符数组11 return 0;12 } 阅读全文