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von raredesign | Dez 3, 2019 | Allgemein | 0 Kommentare

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Current File : //usr/local/src/php7/php-7.0.5/ext/standard/tests/file/fscanf_variation50.phpt

--TEST--
Test fscanf() function: usage variations - scientific formats with boolean 
--FILE--
<?php

/*
  Prototype: mixed fscanf ( resource $handle, string $format [, mixed &$...] );
  Description: Parses input from a file according to a format
*/

/* Test fscanf() to scan boolean data using different scientific format types */

$file_path = dirname(__FILE__);

echo "*** Test fscanf(): different scientific format types with boolean data ***\n"; 

// create a file
$filename = "$file_path/fscanf_variation50.tmp";
$file_handle = fopen($filename, "w");
if($file_handle == false)
  exit("Error:failed to open file $filename");

// array of boolean types
$bool_types = array (
  true,
  false,
  TRUE,
  FALSE,
);

$scientific_formats = array( "%e", "%he", "%le", "%Le", " %e", "%e ", "% e", "\t%e", "\n%e", "%4e", "%30e", "%[0-9]", "%*e");

$counter = 1;

// writing to the file
foreach($bool_types as $value) {
  @fprintf($file_handle, $value);
  @fprintf($file_handle, "\n");
}
// closing the file
fclose($file_handle);

// opening the file for reading
$file_handle = fopen($filename, "r");
if($file_handle == false) {
  exit("Error:failed to open file $filename");
}

$counter = 1;
// reading the values from file using different scientific formats
foreach($scientific_formats as $scientific_format) {
  // rewind the file so that for every foreach iteration the file pointer starts from bof
  rewind($file_handle);
  echo "\n-- iteration $counter --\n";
  while( !feof($file_handle) ) {
    var_dump( fscanf($file_handle,$scientific_format) );
  }
  $counter++;
}

echo "\n*** Done ***";
?>
--CLEAN--
<?php
$file_path = dirname(__FILE__);
$filename = "$file_path/fscanf_variation50.tmp";
unlink($filename);
?>
--EXPECTF--
*** Test fscanf(): different scientific format types with boolean data ***

-- iteration 1 --
array(1) {
  [0]=>
  float(1)
}
NULL
array(1) {
  [0]=>
  float(1)
}
NULL
bool(false)

-- iteration 2 --
array(1) {
  [0]=>
  float(1)
}
NULL
array(1) {
  [0]=>
  float(1)
}
NULL
bool(false)

-- iteration 3 --
array(1) {
  [0]=>
  float(1)
}
NULL
array(1) {
  [0]=>
  float(1)
}
NULL
bool(false)

-- iteration 4 --
array(1) {
  [0]=>
  float(1)
}
NULL
array(1) {
  [0]=>
  float(1)
}
NULL
bool(false)

-- iteration 5 --
array(1) {
  [0]=>
  float(1)
}
NULL
array(1) {
  [0]=>
  float(1)
}
NULL
bool(false)

-- iteration 6 --
array(1) {
  [0]=>
  float(1)
}
NULL
array(1) {
  [0]=>
  float(1)
}
NULL
bool(false)

-- iteration 7 --

Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL

Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL

Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL

Warning: fscanf(): Bad scan conversion character " " in %s on line %d
NULL
bool(false)

-- iteration 8 --
array(1) {
  [0]=>
  float(1)
}
NULL
array(1) {
  [0]=>
  float(1)
}
NULL
bool(false)

-- iteration 9 --
array(1) {
  [0]=>
  float(1)
}
NULL
array(1) {
  [0]=>
  float(1)
}
NULL
bool(false)

-- iteration 10 --
array(1) {
  [0]=>
  float(1)
}
NULL
array(1) {
  [0]=>
  float(1)
}
NULL
bool(false)

-- iteration 11 --
array(1) {
  [0]=>
  float(1)
}
NULL
array(1) {
  [0]=>
  float(1)
}
NULL
bool(false)

-- iteration 12 --
array(1) {
  [0]=>
  string(1) "1"
}
array(1) {
  [0]=>
  NULL
}
array(1) {
  [0]=>
  string(1) "1"
}
array(1) {
  [0]=>
  NULL
}
bool(false)

-- iteration 13 --
array(0) {
}
NULL
array(0) {
}
NULL
bool(false)

*** Done ***

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