Source of: /manual/en/migration51.reading.php


<?php

include_once $_SERVER['DOCUMENT_ROOT'] . '/include/shared-manual.inc';

$TOC = array();

$PARENTS = array();

include_once dirname(__FILE__) ."/toc/migration51.inc";

$setup = array (

  'home' => 

  array (

    0 => 'index.php',

    1 => 'PHP Manual',

  ),

  'head' => 

  array (

    0 => 'UTF-8',

    1 => 'en',

  ),

  'this' => 

  array (

    0 => 'migration51.reading.php',

    1 => 'Reading []',

  ),

  'up' => 

  array (

    0 => 'migration51.php',

    1 => 'Migrating from PHP 5.0.x to PHP 5.1.x',

  ),

  'prev' => 

  array (

    0 => 'migration51.references.php',

    1 => 'Changes in reference handling',

  ),

  'next' => 

  array (

    0 => 'migration51.integer-parameters.php',

    1 => 'Integer values in function parameters',

  ),

);

$setup["toc"] = $TOC;

$setup["parents"] = $PARENTS;

manual_setup($setup);



manual_header();

?>

<div id="migration51.reading" class="section">

  <h2 class="title">Reading []</h2>

  <div class="informalexample">

   <div class="example-contents programlisting">

<div class="phpcode"><code><span style="color: #000000">

<span style="color: #0000BB">&lt;?php<br /></span><span style="color: #007700">class&nbsp;</span><span style="color: #0000BB">XmlTest&nbsp;</span><span style="color: #007700">{<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;function&nbsp;</span><span style="color: #0000BB">test_ref</span><span style="color: #007700">(&amp;</span><span style="color: #0000BB">$test</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$test&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #DD0000">"ok"</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;}<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;function&nbsp;</span><span style="color: #0000BB">test</span><span style="color: #007700">(</span><span style="color: #0000BB">$test</span><span style="color: #007700">)&nbsp;{&nbsp;}<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;function&nbsp;</span><span style="color: #0000BB">run</span><span style="color: #007700">()&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$ar&nbsp;</span><span style="color: #007700">=&nbsp;array();<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$this</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">test_ref</span><span style="color: #007700">(</span><span style="color: #0000BB">$ar</span><span style="color: #007700">[]);<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$ar</span><span style="color: #007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$this</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">test</span><span style="color: #007700">(</span><span style="color: #0000BB">$ar</span><span style="color: #007700">[]);<br />&nbsp;&nbsp;&nbsp;&nbsp;}<br />}<br /><br /></span><span style="color: #0000BB">$o&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">XmlTest</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">$o</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">run</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">?&gt;</span>

</span>

</code></div>

   </div>



  </div>

  <p class="para">

   This should always have thrown a fatal <b><tt class="constant">E_ERROR</tt></b>,

   because [] cannot be used for reading in PHP. It is invalid code in

   PHP 4.4.2 and PHP 5.0.5 upward.

  </p>

 </div><?php manual_footer(); ?>
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Source of: /manual/en/migration51.reading.php
