posts_fields_request filter
Filters the SELECT clause of the query.
apply_filters_ref_array('posts_fields_request', string $fields, WP_Query $query)Description
This is a filter hook that modifies the SELECT clause of the query. It consists of two parameters: one is $fields, and the second is $query. The posts_fields_request filter controls which database fields will be returned in the query, and it seems to default to all fields from the posts table.
Parameters
- $fields: (string) The SELECT clause of the query.
- $query: (WP_Query) The WP_Query instance (passed by reference).
Live Example
Basic Usage
To run the hook, copy the example below.
$array = apply_filters('posts_fields_request', $array);
if (!empty($array)) {
// everything has led up to this point...
}
Adding a Hook Callback
The following example is for adding a hook callback.
// define the posts_fields_request callback
function weplugins_filter_posts_fields($array) {
// make filter magic happen here...
return $array;
}
// add the filter
add_filter('posts_fields_request', 'weplugins_filter_posts_fields', 10, 1);
Removing a Hook Callback
To remove a hook callback, use the example below.
// remove the filter
remove_filter('posts_fields_request', 'weplugins_filter_posts_fields', 10, 1);
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