--TEST-- Test mb_strtolower() function : Two error messages returned for incorrect encoding for mb_strto[upper|lower] --SKIPIF-- --FILE-- --EXPECTF-- -- Iteration 1 -- Warning: mb_strtolower(): Unknown encoding "12345" in %s on line %d bool(false) Warning: mb_strtoupper(): Unknown encoding "12345" in %s on line %d bool(false) -- Iteration 2 -- Warning: mb_strtolower(): Unknown encoding "1.23456789E-9" in %s on line %d bool(false) Warning: mb_strtoupper(): Unknown encoding "1.23456789E-9" in %s on line %d bool(false) -- Iteration 3 -- Warning: mb_strtolower(): Unknown encoding "1" in %s on line %d bool(false) Warning: mb_strtoupper(): Unknown encoding "1" in %s on line %d bool(false) -- Iteration 4 -- Warning: mb_strtolower(): Unknown encoding "" in %s on line %d bool(false) Warning: mb_strtoupper(): Unknown encoding "" in %s on line %d bool(false) -- Iteration 5 -- Warning: mb_strtolower(): Unknown encoding "" in %s on line %d bool(false) Warning: mb_strtoupper(): Unknown encoding "" in %s on line %d bool(false)