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--TEST-- Test iconv_set_encoding() function : basic functionality --SKIPIF-- <?php extension_loaded('iconv') or die('skip'); function_exists('iconv_set_encoding') or die("skip iconv_set_encoding() is not available in this build"); ?> --FILE-- <?php /* Prototype : bool iconv_set_encoding(string type, string charset) * Description: Sets internal encoding and output encoding for ob_iconv_handler() * Source code: ext/iconv/iconv.c */ /* * Test Error functionality of iconv_get_encoding */ echo "*** Testing iconv_set_encoding() : error functionality ***\n"; //get an unset variable $unset_var = 10; unset ($unset_var); // get a class class classA { public function __toString() { return "UTF-8"; } } // heredoc string $heredoc = <<<EOT Nothing EOT; // get a resource variable $fp = fopen(__FILE__, "r"); // unexpected values to be passed to $encoding argument $inputs = array( // int data /*1*/ 0, 1, 12345, -2345, // float data /*5*/ 10.5, -10.5, 12.3456789000e10, 12.3456789000E-10, .5, // null data /*10*/ NULL, null, // boolean data /*12*/ true, false, TRUE, FALSE, // empty data /*16*/ "", '', // invalid string data /*18*/ "Nothing", 'Nothing', $heredoc, // object data /*21*/ new classA(), // undefined data /*22*/ @$undefined_var, // unset data /*23*/ @$unset_var, // resource variable /*24*/ $fp ); // loop through each element of $inputs to check the behavior of mb_regex_encoding() $iterator = 1; foreach($inputs as $input) { echo "\n-- Iteration $iterator --\n"; var_dump( iconv_set_encoding($input, "UTF-8") ); $iterator++; }; fclose($fp); echo "Done"; ?> --EXPECTF-- *** Testing iconv_set_encoding() : error functionality *** -- Iteration 1 -- bool(false) -- Iteration 2 -- bool(false) -- Iteration 3 -- bool(false) -- Iteration 4 -- bool(false) -- Iteration 5 -- bool(false) -- Iteration 6 -- bool(false) -- Iteration 7 -- bool(false) -- Iteration 8 -- bool(false) -- Iteration 9 -- bool(false) -- Iteration 10 -- bool(false) -- Iteration 11 -- bool(false) -- Iteration 12 -- bool(false) -- Iteration 13 -- bool(false) -- Iteration 14 -- bool(false) -- Iteration 15 -- bool(false) -- Iteration 16 -- bool(false) -- Iteration 17 -- bool(false) -- Iteration 18 -- bool(false) -- Iteration 19 -- bool(false) -- Iteration 20 -- bool(false) -- Iteration 21 -- bool(false) -- Iteration 22 -- bool(false) -- Iteration 23 -- bool(false) -- Iteration 24 -- Warning: iconv_set_encoding() expects parameter 1 to be string, resource given in %s on line %d NULL Done