PHP搜索Solr文档（含高亮）

 <?php
 
 $options = array
     (
     'hostname' => 'localhost',
     'port' => '8080',
     'path' => 'solr/help_category',
     'wt' => 'json'
 );
 $client = new SolrClient($options);
 try {
     $client->ping();
 } Catch (Exception $e) {
     exit('未连接');
 }
 
 $query = new SolrQuery();
 $query->setQuery('title:账户');
 
 $query->setStart(0);
 $query->setRows(20);
 
 $query->addField('title')->addField('id');
 $query->addHighlightField('title');
 $query->setHighlight(true);
 $query->setHighlightSimplePre("<span style='color:blue'>");
 $query->setHighlightSimplePost('</span>');
 
 $query_response = $client->query($query);
 $response = $query_response->getResponse();
 var_dump($query_response->getRequestUrl());
 var_dump($query_response->getRawRequest());
 var_dump($response['highlighting']); //可以通过foreach找出高亮部分
 if ($response['response']['numFound'] > 0) {
     foreach ($response['response']['docs'] as $doc) {
         echo $doc['title'];
         echo '<br><br>';
     }
 }
 ?>