Since: 4.0.0

Table of Contents

Manipulate Custom Field (postmeta) data before it is indexed.

See also searchwp\source\post\attributes\meta\${meta_key} for a single Custom Field.


Type Parameter Default Since
Mixed $meta_value Custom Field value (after it has been run through searchwp\source\post\attributes\meta\${meta_key}) 4.0.0
Array $args
Key Type Value
post_id Integer Post ID
meta_key String Custom Field key
meta_value Mixed Custom Field value


All hooks should be added to your custom SearchWP Customizations Plugin.

Add additional content to Custom Field

// Add additional content to Custom Field during indexing in SearchWP.
add_filter( 'searchwp\source\post\attributes\meta', function( $meta_value, $args ) {
if ( 'my_custom_field_key' !== $args['meta_key'] ) {
return $meta_value;
// Add 'coffee' to Custom Field value to make it searchable.
return $meta_value . ' coffee';
}, 20, 2 );

How to use this code