<?php 

//case 'get_user':
 $id = isset($params['id']) && $params['id'] !='' ? $params['id'] : 0;
 $empCls->getEmployee($id);
 break;


function getUser($id) {
    $sql = "select * from user where id=".$id;
 $queryRecords = pg_query($this->conn, $sql) or die("error to fetch employees data");
 $data = pg_fetch_object($queryRecords);
 echo json_encode($data);
  }