Export post in CSV Format

Export post in CSV Format :

This plugin helps you to Export custom post with CSV file. CSV file include full data of custom post like featured image link, custom meta box value, title, content, etc.

<?php
/**
 * Plugin Name: Export Cause with CSV File
 * Plugin URI: https://plus.google.com/u/0/115833273431242118637
 * Description: This plugin helps you to Export Cause (custom post) with CSV file. CSV file include full data of Cause(custom post) like featured image link, custom meta box value, title, content, etc.
 * Version: 1.0.0
 * Author: Sunil Sharma
 * Author URI: http://astro-global.blogspot.in/
 */
$pathss = $_SERVER['DOCUMENT_ROOT'];
if(!defined('DS')){
    define('DS',DIRECTORY_SEPARATOR);
}
include_once $_SERVER['DOCUMENT_ROOT'].'/wp-load.php';