Determines whether a query clause is first-order.
A first-order meta query clause is one that has either a ‘key’ or a ‘value’ array key.
$queryarrayrequired
protected function is_first_order_clause( $query ) {
return isset( $query['key'] ) || isset( $query['value'] );
}
| Version | Description |
|---|---|
| 4.1.0 | Introduced. |
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Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/classes/wp_meta_query/is_first_order_clause