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PHP readdir() Function

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Example

Open a directory, read its contents, then close:

<?php
$dir = "/images/";

// Open a directory, and read its contents
if (is_dir($dir)){
  if ($dh = opendir($dir)){
    while (($file = readdir($dh)) !== false){
      echo "filename:" . $file . "<br>";
    }
    closedir($dh);
  }
}
?>

Result:

filename: cat.gif
filename: dog.gif
filename: horse.gif


Definition and Usage

The readdir() function returns the name of the next entry in a directory.


Syntax

readdir(dir_handle);

Parameter Description
dir_handle Optional. Specifies the directory handle resource previously opened with opendir(). If this parameter is not specified, the last link opened by opendir() is assumed

Technical Details

Return Value: Returns the entry name (filename) on success. FALSE on failure
PHP Version: 4.0+

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