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--TEST--
Test fflush() function: usage variations - file opened in read-only mode
--FILE--
<?php
/* Prototype: bool fflush ( resource $handle );
Description: Flushes the output to a file
*/
/* test fflush() with handle to a file opened in read-only mode as resource */
$file_path = dirname(__FILE__);
require $file_path.'/file.inc';
echo "*** Testing fflush(): with file handles of files opened in various read modes ***\n";
$file_modes = array("r", "rb", "rt");
$file_name = "$file_path/fflush_variation4.tmp";
$count = 1;
foreach( $file_modes as $mode ) {
echo "-- Iteration $count with file opened in $mode mode --\n";
// creating a file
$file_handle = fopen($file_name, "w");
if($file_handle == false)
exit("Error:failed to open file $file_name");
fclose($file_handle);
// opening the file in different read modes
$file_handle = fopen($file_name, $mode);
if($file_handle == false)
exit("Error:failed to open file $file_name");
var_dump( fflush($file_handle) );
fclose($file_handle);
unlink($file_name);
$count++;
}
echo "\n*** Done ***";
?>
--EXPECTF--
*** Testing fflush(): with file handles of files opened in various read modes ***
-- Iteration 1 with file opened in r mode --
bool(true)
-- Iteration 2 with file opened in rb mode --
bool(true)
-- Iteration 3 with file opened in rt mode --
bool(true)
*** Done ***
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