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154 lines
2.5 KiB
PHP
154 lines
2.5 KiB
PHP
--TEST--
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Test fscanf() function: usage variations - file opened in write only mode
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--FILE--
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<?php
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/*
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Prototype: mixed fscanf ( resource $handle, string $format [, mixed &$...] );
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Description: Parses input from a file according to a format
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*/
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/* Test fscanf() to scan a file for read when file is opened inwrite only mode */
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$file_path = dirname(__FILE__);
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echo "*** Test fscanf(): to read from a file opened in write only mode ***\n";
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// create a file
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$filename = "$file_path/fscanf_variation51.tmp";
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$file_handle = fopen($filename, "w");
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if($file_handle == false)
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exit("Error:failed to open file $filename");
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//writing data to the file
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@fwrite($file_handle,"sample text\n");
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//closing the file
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fclose($file_handle);
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// various formats
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$formats = array( "%d", "%f", "%e", "%u", " %s", "%x", "%o");
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$counter = 1;
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// various write only modes
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$modes = array("w", "wb", "wt",
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"a", "ab", "at",
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"x", "xb", "xt"
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);
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$counter = 1;
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// reading the values from file using different integer formats
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foreach($modes as $mode) {
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$file_handle = fopen($filename, $mode);
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if($file_handle == false) {
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exit("Error:failed to open file $filename");
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}
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echo "\n-- iteration $counter --\n";
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foreach($formats as $format) {
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var_dump( fscanf($file_handle,$format) );
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rewind($file_handle);
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}
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$counter++;
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fclose($file_handle);
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unlink($filename);
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}
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echo "\n*** Done ***";
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?>
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--CLEAN--
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<?php
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$file_path = dirname(__FILE__);
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$filename = "$file_path/fscanf_variation51.tmp";
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if(file_exists($filename)) {
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unlink($filename);
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}
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?>
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--EXPECT--
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*** Test fscanf(): to read from a file opened in write only mode ***
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-- iteration 1 --
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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-- iteration 2 --
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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-- iteration 3 --
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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-- iteration 4 --
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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-- iteration 5 --
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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-- iteration 6 --
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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-- iteration 7 --
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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-- iteration 8 --
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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-- iteration 9 --
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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bool(false)
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*** Done ***
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