« SolrDocument::__construct SolrDocument::deleteField » PHP Manual SolrDocument Retrieves the current field SolrDocument::current (PECL solr >= 0.9.2) SolrDocument::current — Retrieves the current field 说明 public SolrDocument::current ( void ) : SolrDocumentField Retrieves the current field 参数 此函数没有参数。 返回值 Returns the field