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POHow to build a array that contains a folder structure?
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  1. POHow to build a array that contains a folder structure?
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    copied!<p>I want to build a Json output to list folder structure inside ExtJS tree panel. The structure should be the equivalent of this array in Json:</p> <pre><code>Array ( [text] =&gt; . [children] =&gt; Array ( [0] =&gt; Array ( [text] =&gt; files [children] =&gt; ) [1] =&gt; Array ( [text] =&gt; folder 1 [children] =&gt; ) [2] =&gt; Array ( [text] =&gt; New directory [children] =&gt; array( [0] =&gt; Array ( [text] =&gt; sub_1 [children] =&gt; array( [0] =&gt; Array ( [text] =&gt; sub_1_1 [children] =&gt; ) [1] =&gt; Array ( [text] =&gt; sub_1_2 [children] =&gt; ) ) ) [1] =&gt; Array ( [text] =&gt; sub_2 [children] =&gt; ) ) ) ) ) </code></pre> <p>i made this function which shows the structure by going through PHP Manual and examples</p> <pre><code>listFolders('../file_uploads/'); function listFolders($dir){ $dh = scandir($dir); echo '&lt;ul&gt;'; foreach($dh as $folder){ if($folder != '.' &amp;&amp; $folder != '..') { if(is_dir($dir.'/'.$folder)){ echo '&lt;li&gt;'.$folder.'&lt;/li&gt;'; listFolders($dir.'/'.$folder); } } } echo '&lt;/ul&gt;'; } </code></pre> <p>this outputs the structure</p> <ul><li>New directory</li><ul><li>sub_1</li><ul><li>sub_1_1</li><ul><li>sub_1_1_1</li><ul></ul></ul><li>sub_1_2</li><ul></ul></ul><li>sub_2</li><ul></ul></ul><li>files</li><ul></ul><li>folder 1</li><ul></ul></ul> <p>I want to know how to convert this output to a array (or the Json) like above?</p> <p><strong>solution</strong></p> <pre><code>print "&lt;pre&gt;"; print_r(listFolders('../file_uploads/')); function listFolders($dir) { $dh = scandir($dir); $return = array(); foreach ($dh as $folder) { if ($folder != '.' &amp;&amp; $folder != '..') { if (is_dir($dir . '/' . $folder)) { $return[] = array( 'text' =&gt; $folder, 'children' =&gt; listFolders($dir . '/' . $folder) ); } } } return $return; } </code></pre> <p><img src="https://i.stack.imgur.com/ODxCJ.png" alt="enter image description here"></p>
 

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