Filters the search SQL that is used in the WHERE clause of WP_Query.

Parameters

$searchstring

Search SQL for WHERE clause.

$queryWP_Query

The current WP_Query object.

More Information

Since version 3.0.0, the posts_search filter is used to filter the search SQL that is used in the WHERE clause of WP_Query.

Source

$search = apply_filters_ref_array( 'posts_search', array( $search, &$this ) );

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