I tried this code but it shows data from the wordpress ..
I want to show the value of the fields in other form
can you help me please ?

<?php
/**
Plugin Name: Formdatashowup

*/

addaction( 'wpajaxnoprivgetuserinformation','smartformextgetuserinformation');
addaction( 'wpajaxgetuserinformation','smartformextgetuser_information');

function smartformextgetuserinformation(){

requireonce SMARTFORMS_API;
$query=new SmartFormsQuery(17);
$query->AddField('rnField87');
$query->AddField('rnField104');

$query->AddCondition('_UserId','=',get_current_user_id());

$result= $query->GetResults();

echo json_encode(array(
    'name' => $result[0]['rnField87'],
    'email' => $result[0]['rnField104']
));


die();

}