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305 lines
6.1 KiB
Plaintext
305 lines
6.1 KiB
Plaintext
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--TEST--
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Test fwrite() function : usage variations - r+, r+b & r+t modes
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--SKIPIF--
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<?php
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if( substr(PHP_OS, 0, 3) != 'WIN' ) {
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die('skip...Not valid for Linux');
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}
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?>
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--FILE--
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<?php
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/*
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Prototype: int fwrite ( resource $handle,string string, [, int $length] );
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Description: fwrite() writes the contents of string to the file stream pointed to by handle.
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If the length arquement is given,writing will stop after length bytes have been
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written or the end of string reached, whichever comes first.
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fwrite() returns the number of bytes written or FALSE on error
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*/
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echo "*** Testing fwrite() various operations ***\n";
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// include the file.inc for Function: function delete_file($filename)
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include ("file.inc");
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/*
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Test fwrite with file opened in mode : r+,r+b,r+t
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File having content of type numeric, text,text_with_new_line & alphanumeric
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*/
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$file_modes = array("r+", "r+b", "r+t");
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$file_content_types = array("numeric","text","text_with_new_line","alphanumeric");
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foreach($file_content_types as $file_content_type) {
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echo "\n-- Testing fwrite() with file having content of type ". $file_content_type ." --\n";
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/* open the file using $files_modes and perform fwrite() on it */
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foreach($file_modes as $file_mode) {
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echo "-- Opening file in $file_mode --\n";
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// create temp file and fill the data of type $file_content_type
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$filename = dirname(__FILE__)."/fwrite_variation2.tmp"; // this is name of the file
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create_files ( dirname(__FILE__), 1, $file_content_type, 0755, 1, "w", "fwrite_variation", 2);
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$file_handle = fopen($filename, $file_mode);
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if(!$file_handle) {
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echo "Error: failed to fopen() file: $filename!";
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exit();
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}
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$data_to_be_written="";
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fill_buffer($data_to_be_written,$file_content_type,1024); //get the data of size 1024
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/* Write the data into the file, verify it by checking the file pointer position, eof position,
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filesize & by displaying the content */
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/*overwrite first 400 bytes in the file*/
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var_dump( ftell($file_handle) ); // expected : 0
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var_dump( fwrite($file_handle, $data_to_be_written, 400));
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var_dump( ftell($file_handle) ); // expected: 400
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var_dump( feof($file_handle) ); //Expecting bool(false)
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/*overwrite data in middle of the file*/
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fseek($file_handle, SEEK_SET, 1024/2 );
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var_dump( ftell($file_handle)); // expected: 1024/2
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var_dump( fwrite($file_handle, $data_to_be_written, 200) );
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var_dump( ftell($file_handle) );
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var_dump( feof($file_handle) ); //Expecting bool(false)
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/* write at the end of the file */
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fseek($file_handle, SEEK_END, 0);
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var_dump( ftell($file_handle) ); // expected: 1024
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var_dump( feof($file_handle) );
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var_dump( fwrite($file_handle, $data_to_be_written, 200) );
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var_dump( ftell($file_handle) );
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var_dump( feof($file_handle) ); //Expecting bool(false)
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/* display the file content, check the file size */
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var_dump( fclose($file_handle) );
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clearstatcache();//clears file status cache
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var_dump( filesize($filename) );
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var_dump(md5(file_get_contents($filename)));
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delete_file($filename); // delete file with name fwrite_variation2.tmp
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} // end of inner foreach loop
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} // end of outer foreach loop
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echo "Done\n";
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?>
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--EXPECTF--
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*** Testing fwrite() various operations ***
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-- Testing fwrite() with file having content of type numeric --
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-- Opening file in r+ --
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int(0)
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int(400)
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int(400)
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bool(false)
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int(400)
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int(200)
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int(600)
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bool(false)
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int(2)
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bool(false)
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int(200)
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int(202)
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bool(false)
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bool(true)
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int(1024)
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string(32) "950b7457d1deb6332f2fc5d42f3129d6"
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-- Opening file in r+b --
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int(0)
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int(400)
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int(400)
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bool(false)
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int(400)
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int(200)
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int(600)
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bool(false)
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int(2)
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bool(false)
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int(200)
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int(202)
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bool(false)
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bool(true)
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int(1024)
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string(32) "950b7457d1deb6332f2fc5d42f3129d6"
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-- Opening file in r+t --
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int(0)
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int(400)
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int(400)
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bool(false)
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int(400)
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int(200)
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int(600)
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bool(false)
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int(2)
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bool(false)
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int(200)
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int(202)
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bool(false)
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bool(true)
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int(1024)
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string(32) "950b7457d1deb6332f2fc5d42f3129d6"
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-- Testing fwrite() with file having content of type text --
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-- Opening file in r+ --
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int(0)
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int(400)
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int(400)
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bool(false)
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int(400)
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int(200)
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int(600)
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bool(false)
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int(2)
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bool(false)
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int(200)
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int(202)
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bool(false)
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bool(true)
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int(1024)
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string(32) "3bdaf80dae28bc24bb304daa5ffee16c"
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-- Opening file in r+b --
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int(0)
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int(400)
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int(400)
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bool(false)
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int(400)
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int(200)
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int(600)
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bool(false)
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int(2)
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bool(false)
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int(200)
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int(202)
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bool(false)
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bool(true)
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int(1024)
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string(32) "3bdaf80dae28bc24bb304daa5ffee16c"
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-- Opening file in r+t --
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int(0)
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int(400)
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int(400)
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bool(false)
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int(400)
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int(200)
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int(600)
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bool(false)
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int(2)
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bool(false)
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int(200)
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int(202)
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bool(false)
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bool(true)
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int(1024)
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string(32) "3bdaf80dae28bc24bb304daa5ffee16c"
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-- Testing fwrite() with file having content of type text_with_new_line --
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-- Opening file in r+ --
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int(0)
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int(400)
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int(400)
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bool(false)
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int(400)
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int(200)
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int(600)
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bool(false)
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int(2)
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bool(false)
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int(200)
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int(202)
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bool(false)
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bool(true)
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int(1024)
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string(32) "b188d7c8aa229cbef067e5970f2daba9"
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-- Opening file in r+b --
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int(0)
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int(400)
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int(400)
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bool(false)
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int(400)
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int(200)
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int(600)
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bool(false)
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int(2)
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bool(false)
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int(200)
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int(202)
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bool(false)
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bool(true)
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int(1024)
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string(32) "b188d7c8aa229cbef067e5970f2daba9"
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-- Opening file in r+t --
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int(0)
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int(400)
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int(400)
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bool(false)
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int(400)
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int(200)
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int(600)
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bool(false)
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int(2)
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bool(false)
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int(200)
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int(202)
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bool(false)
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bool(true)
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int(1024)
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string(32) "991652c76db8d17c790c702ac0a6dc5f"
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-- Testing fwrite() with file having content of type alphanumeric --
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-- Opening file in r+ --
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int(0)
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int(400)
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int(400)
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bool(false)
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int(400)
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int(200)
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int(600)
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bool(false)
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int(2)
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bool(false)
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int(200)
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int(202)
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bool(false)
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bool(true)
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int(1024)
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string(32) "5d4ec23a3d9dd447e2f702d9e0e114d9"
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-- Opening file in r+b --
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int(0)
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int(400)
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int(400)
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bool(false)
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int(400)
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int(200)
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int(600)
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bool(false)
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int(2)
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bool(false)
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int(200)
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int(202)
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bool(false)
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bool(true)
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int(1024)
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string(32) "5d4ec23a3d9dd447e2f702d9e0e114d9"
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-- Opening file in r+t --
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int(0)
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int(400)
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int(400)
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bool(false)
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int(400)
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int(200)
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int(600)
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bool(false)
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int(2)
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bool(false)
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int(200)
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int(202)
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bool(false)
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bool(true)
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int(1024)
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string(32) "5d4ec23a3d9dd447e2f702d9e0e114d9"
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Done
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