--TEST-- Test strrpos() function : usage variations - negative offset with empty needle --FILE-- ?@hello123456he \x234 \101 "; var_dump(strlen($haystack)); var_dump( strrpos($haystack, "", -1) ); var_dump( strrpos($haystack, "", -10) ); var_dump( strrpos($haystack, "", -26) ); var_dump( strrpos($haystack, "", -44) ); ?> DONE --EXPECT-- int(44) int(43) int(34) int(18) int(0) DONE