PHP | readdir() Function

PHP readdir() Function


Hello dear readers! welcome back to another edition of our tutorial on PHP. In this tutorial guide, we are going to be discussing about the PHP readdir() Function.

The built-in PHP readdir() function returns the filename of the next file from the directory. The filenames are returned in the order in which they are stored by the filesystem.

Syntax

Following below is the syntax to use this function -

string readdir ( resource $dir_handle );


Parameter Details

Sr.NoParameter & Description
1

dir_handle(Required)

The directory handle resource previously opened with opendir().


Return Value

This built-in function returns the filename on success or FALSE on failure.

Example

Try out the below example -

<?php
   $dir = opendir("/var/www/images");
   while (($file = readdir($dir)) !== false) {
      echo "filename: " . $file . "<br />";
   }
   closedir($dir);
?> 

Output

When the above code is executed, it will produce the following result -

filename: .
filename: ..
filename: logo.gif
filename: mohd.gif


Alright guys! This is where we are rounding up for this tutorial post. In our next tutorial guide, we are going to be discussing about the PHP rewinddir() Function.

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