Basic recursive iterator for generating a file and directory array

newRecursive.php

<?php

# Based on https://secure.php.net/manual/en/class.recursivedirectoryiterator.php#111142 
# Based on https://stackoverflow.com/questions/834303/startswith-and-endswith-functions-in-php

$hidden = false;

if ( count( $argv ) > 1 ) {
$ritit = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($argv[1], RecursiveIteratorIterator::SELF_FIRST) );
$r = array();
foreach ($ritit as $splFileInfo) {
   
   $filename = strval( $splFileInfo->getFilename() );
   $proceed = true;

   if ( startsWith( $filename, "." ) && ! $hidden ) {
      $proceed = false;
   }
   
   if ( $proceed ) {
   
      $path = $splFileInfo->isDir()
            ? array( $filename => array())
            : array( $filename );
   
      for ($depth = $ritit->getDepth() - 1; $depth >= 0; $depth--) {
            
            $proceed = true;
            
            $filename = strval( $ritit->getSubIterator($depth)->current()->getFilename() );
            
            if ( startsWith( $filename, "." ) && ! $hidden ) {
               $proceed = false;
            }         
            
            if ( $proceed ) {
               $path = array( $filename  => $path );
            }
      }

         
      $r = array_merge_recursive($r, $path);

   
   }
}

print(json_encode( $r ) );

}

function startsWith($haystack, $needle) {
     $length = strlen($needle);
     return (substr($haystack, 0, $length) === $needle);
}



?>