ANSI C++ string class and the C standard library:

he full use of the C standard library is available for use by utilizing the ".c_str" function return of the string class.

01 #include <strings.h> 02 #include <string> 03 #include <stdio.h> 04 using namespace std; 05      06 int main() 07 { 08    char *phrase1="phrase"; 09    string phrase2("Second phrase"); 10    char  phraseA[128]; 11    char  *phraseB; 12      13    strcpy(phraseA,phrase2.c_str()); 14    phraseB = strstr(phrase2.c_str(),phrase1); 15   16    printf("phraseA: %s\n",phraseA); 17    printf("phraseB: %s\n",phraseB); 18    printf("phrase2: %s\n",phrase2.c_str()); 19 }

Compile and run:

[prompt]$ g++ test.cpp
[prompt]$ ./a.out
phraseA: Second phrase
phraseB: phrase
phrase2: Second phrase