/lenasys/trunk

To get this branch, use:
bzr branch http://gegoxaren.bato24.eu/bzr/lenasys/trunk
20.1.1 by galaxyAbstractor
* Added an simple admin panel to the codeviewer-cmssy stuff 
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<title>Path Helper : CodeIgniter User Guide</title>










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<!-- START NAVIGATION -->










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<div id="nav"><div id="nav_inner"><script type="text/javascript">create_menu('../');</script></div></div>










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<div id="nav2"><a name="top"></a><a href="javascript:void(0);" onclick="myHeight.toggle();"><img src="../images/nav_toggle_darker.jpg" width="154" height="43" border="0" title="Toggle Table of Contents" alt="Toggle Table of Contents" /></a></div>










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<tr>










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<td><h1>CodeIgniter User Guide Version 2.1.3</h1></td>










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<td id="breadcrumb_right"><a href="../toc.html">Table of Contents Page</a></td>










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<table cellpadding="0" cellspacing="0" border="0" style="width:100%">










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<tr>










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<td id="breadcrumb">










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<a href="http://codeigniter.com/">CodeIgniter Home</a> &nbsp;&#8250;&nbsp;










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<a href="../index.html">User Guide Home</a> &nbsp;&#8250;&nbsp;










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Path Helper










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</td>










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<td id="searchbox"><form method="get" action="http://www.google.com/search"><input type="hidden" name="as_sitesearch" id="as_sitesearch" value="codeigniter.com/user_guide/" />Search User Guide&nbsp; <input type="text" class="input" style="width:200px;" name="q" id="q" size="31" maxlength="255" value="" />&nbsp;<input type="submit" class="submit" name="sa" value="Go" /></form></td>










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<br clear="all" />










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<!-- START CONTENT -->










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<div id="content">










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<h1>Path Helper</h1>










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<p>The Path Helper file contains functions that permits you to work with file paths on the server.</p>










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<h2>Loading this Helper</h2>










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<p>This helper is loaded using the following code:</p>










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<code>$this->load->helper('path');</code>










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<p>The following functions are available:</p>










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<h2>set_realpath()</h2>










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<p>Checks to see if the path exists. This function will return a server path without symbolic links or relative directory structures. An optional second argument will cause an error to be triggered if the path cannot be resolved.</p>










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<code>$directory = '/etc/passwd';<br />










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echo set_realpath($directory);<br />










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// returns &quot;/etc/passwd&quot;<br />










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<br />










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$non_existent_directory = '/path/to/nowhere';<br />










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echo set_realpath($non_existent_directory, TRUE);<br />










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// returns an <strong>error</strong>, as the path could not be resolved










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<br /><br />










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echo set_realpath($non_existent_directory, FALSE);<br />










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// returns &quot;/path/to/nowhere&quot;










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</code>










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<h2>&nbsp;</h2>










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</div>










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<!-- END CONTENT -->










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<p>










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Previous Topic:&nbsp;&nbsp;<a href="number_helper.html">Number Helper</a>










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