A demonstration of seeking and finding : String Search « String « C / ANSI-C

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C / ANSI-C » String » String Search Screenshots  A demonstration of seeking and finding #include <stdio.h> #include <string.h> void main() {   char str1[] = "This string contains the key.";   char str2[] = "the key";   char str3[] = "the keys";   if(strstr(str1, str2) == NULL)     printf("\nString not found.");   else     printf("\nString: %s\n was found in string: %s",str2, str1);   if(strstr(str1, str3) == NULL)     printf("\nString not found.");   else     printf("\nWe shouldn't get to here!"); }                     Related examples in the same category 1. Look up names in a hardcoded list 2. Finding occurrences of one string in another: strstr 3. Find sub string: our own function 4. Search a char inside a string 5. Scan string for specified characters 6. Find last occurrence of character in string 7. Find substring 8. Search string for occurrence of character set 9. Search string 10. Search string for occurrence of character set: how to use strcspn 11. Scan string for specified characters: how to use strpbrk 12. Find last occurrence of character in string: how to use strrchr 13. Find substring: how to use strstr 14. Find character in string: how to use strchr