strstr
---find string segment#include <string.h> char *strstr(const char *s1, const char *s2);Description
Returns
Returns a pointer to the located string segment, or a null
pointer if the string s2 is not found. If s2 points to
a string with zero length, the s1 is returned.
Portability
strstr
is ANSI C.
strstr
requires no supporting OS subroutines.