如何在c++的字符串中删除某个字符串

利用C的strstr函数查找字符串，然后strcpy拷贝覆盖它。#include int main() { char s1[] = "This string is used for testing strstr() function"; char s2[] = "used for"; char *s3; s3 = strstr(s1, s2); int p1 = s3-s1; //这只是参考代码，实际本例中，计算p1是无