<?php
$url = 'http://localhost:9200/articles/articles/_search?q=subject:xdebug&fields=subject';
$a = json_decode( file_get_contents( $url ) );
foreach ( $a->hits->hits as $hit )
{
printf("%.2f: %s\n", $hit->_score, $hit->fields->subject[0] );
}
?>