SolrObject
PHP Manual

SolrObject::getPropertyNames

(PECL solr >= 0.9.2)

SolrObject::getPropertyNamesReturns an array of all the names of the properties

说明

public array SolrObject::getPropertyNames ( void )

Returns an array of all the names of the properties

参数

此函数没有参数。

返回值

Returns an array.


SolrObject
PHP Manual