Filters the columns to search in a WP_Query search.

Description

The supported columns are post_title, post_excerpt and post_content.
They are all included by default.

Parameters

$search_columnsstring[]

Array of column names to be searched.

$searchstring

Text being searched.

$queryWP_Query

The current WP_Query instance.

Source

$search_columns = (array) apply_filters( 'post_search_columns', $search_columns, $q['s'], $this );

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