c strstr code example
Example 1: strstr in c
char *strstr(const char *haystack, const char *needle)
\\returns *needle if found, NULL if not
Example 2: strstr
const char * strstr( const char * fullString, const char * substring ); // C++ (<cstring>)
char * strstr( char * fullString, char * substring ); // C (<string.h>)