<?php

include 'whitepages_lib.php';
include 'result.php';
if (isset($_POST['submit'])) {
    if (!empty($_POST['first_name'])) {
        if (!empty($_POST['last_name'])) {
            if (!empty($_POST['where'])) {
                $param = array('first_name' => trim($_POST['first_name']), 'last_name' => trim($_POST['last_name']), 'address' => trim($_POST['where']));
                $whitepages_obj = new WhitepagesLib();
                $api_response = $whitepages_obj->find_person($param);
                try {
                    if ($api_response === false) {
                        throw new Exception();
                    }
                    $result = new Result($api_response);
                } catch (Exception $exception) {
                    echo "Error Api response";
                }
            } else {
                $error = 'Please enter city and state or zip.';
            }
        } else {
            $error = 'Please enter last name.';
        }
    } else {
        $error = 'Please enter first name.';
    }
}
<?php

/**
 * Library for abstraction of methods to use Whitepages Pro API
 * @require     PHP5
 *
 * @author      Kushal Shah
 * @date        2014-06-01
 */
include 'whitepages_lib.php';
include 'result.php';
if (isset($_POST['submit'])) {
    if (!empty($_POST['street_line_1'])) {
        if (!empty($_POST['city'])) {
            $param = array('street_line_1' => trim($_POST['street_line_1']), 'city' => trim($_POST['city']));
            $whitepages_obj = new WhitepagesLib();
            $api_response = $whitepages_obj->reverse_address($param);
            try {
                if ($api_response === false) {
                    throw new Exception();
                }
                $result = new Result($api_response);
            } catch (Exception $exception) {
                echo "Error Api response";
            }
        } else {
            $error = 'Please enter city and state or zip.';
        }
    } else {
        $error = 'Please enter your address details.';
    }
<?php

/**
 * Library for abstraction of methods to use Whitepages Pro API
 * @require     PHP5
 *
 * @author      Kushal Shah
 * @date        2014-06-04
 */
include 'whitepages_lib.php';
include 'result.php';
if (isset($_POST['submit'])) {
    if (!empty($_POST['phone'])) {
        $param = array('phone' => trim($_POST['phone']));
        $whitepages_obj = new WhitepagesLib();
        $api_response = $whitepages_obj->reverse_phone($param);
        try {
            if ($api_response === false) {
                throw new Exception();
            }
            $result = new Result($api_response);
        } catch (Exception $exception) {
            echo "Error Api response";
        }
    } else {
        $error = 'Please enter phone number';
    }
}