SolrDocument
PHP Manual

SolrDocument::sort

Sorts the fields in the document

Description

public bool SolrDocument::sort(int $sortOrderBy, int $sortDirection = SolrDocument::SORT_ASC)

The fields are rearranged according to the specified criteria and sort direction
   
   Fields can be sorted by boost values, field names and number of values.
   
   The sortOrderBy parameter must be one of :
   
   * SolrDocument::SORT_FIELD_NAME
   * SolrDocument::SORT_FIELD_BOOST_VALUE
   * SolrDocument::SORT_FIELD_VALUE_COUNT
   
   The sortDirection can be one of :
   
   * SolrDocument::SORT_DEFAULT
   * SolrDocument::SORT_ASC
   * SolrDocument::SORT_DESC
   
   The default way is to sort in ascending order.

Parameters

sortOrderBy

The sort criteria.

sortDirection

The sort direction.

Return Values

Returns true on success or false on failure.