Filters the columns to search in a WP_Site_Query search.

Description

The default columns include ‘domain’ and ‘path.

Parameters

$search_columnsstring[]

Array of column names to be searched.

$searchstring

Text being searched.

$queryWP_Site_Query

The current WP_Site_Query instance.

Source

$search_columns = apply_filters( 'site_search_columns', $search_columns, $this->query_vars['search'], $this );

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