wp_unique_filename

apply_filters('wp_unique_filename') is found 1 times:

• /wp-includes/functions.php line 2800

  	 * @param string[]      $alt_filenames            Array of alternate file names that were checked for collisions.
  	 * @param int|string    $number                   The highest number that was used to make the file name unique
  	 *                                                or an empty string if unused.
  	 */
  	return apply_filters( 'wp_unique_filename', $filename, $ext, $dir, $unique_filename_callback, $alt_filenames, $number );
  }
  
  /**
   * Helper function to test if each of an array of file names could conflict with existing files.
   *
   * @since 5.8.1
  

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