diff --git a/parsecsv.lib.php b/parsecsv.lib.php
index fe7d5ee..967e143 100644
--- a/parsecsv.lib.php
+++ b/parsecsv.lib.php
@@ -170,8 +170,13 @@ class parseCSV {
 	
 	/**
 	 * Constructor
-	 * @param   input   CSV file or string
-	 * @return  nothing
+	 * Class constructor
+	 *
+	 * @access public
+	 * @param   [input]      string  The CSV string or a direct filepath
+	 * @param   [offset]     integer Number of rows to ignore from the beginning of  the data
+	 * @param   [limit]      integer Limits the number of returned rows to specified amount
+	 * @param   [conditions] string  Basic SQL-like conditions for row matching
 	 */
 	public function __construct ($input = null, $offset = null, $limit = null, $conditions = null) {
 		if ($offset!==null) {