php + return value of an index + string code example
Example 1: php indexof
strrpos ( string $haystack , mixed $needle [, int $offset = 0 ] ) : intExample 2: strpos
strpos ( string $haystack , mixed $needle [, int $offset = 0 ] ) : intstrrpos ( string $haystack , mixed $needle [, int $offset = 0 ] ) : intstrpos ( string $haystack , mixed $needle [, int $offset = 0 ] ) : int