strcmp Binary safe string comparison &reftitle.description; intstrcmp stringstr1 stringstr2 Note that this comparison is case sensitive. &reftitle.parameters; str1 The first string. str2 The second string. &reftitle.returnvalues; Returns < 0 if str1 is less than str2; > 0 if str1 is greater than str2, and 0 if they are equal. &reftitle.seealso; strcasecmp preg_match substr_compare strncmp strstr substr