Finds a substring within a string.

#include <string.h>

char *strstr (const char *string1, const char *string2);
wchar_t *wcsstr(const wchar_t *string1, const wchar_t *string2);

Parameters

string1

String to search.

string2

String to search for.

Return Values

A pointer to the first occurrence of string2 in string1.

Success.

A null pointer if the string is not found.

Failure.

Generic Text Routines

Requirements