WordPress как на ладони
Недорогой хостинг для сайтов на WordPress: wordpress.jino.ru
функция не описана

rest_is_field_included() WP 5.3.0

Given an array of fields to include in a response, some of which may be nested.fields, determine whether the provided field should be included in the response body.

If a parent field is passed in, the presence of any nested field within that parent will cause the method to return true. For example "title" will return true if any of title, title.raw or title.rendered is provided.

Хуков нет.

Возвращает

true/false. Whether to include the field or not.

Использование

rest_is_field_included( $field, $fields );
$field(строка) (обязательный)
A field to test for inclusion in the response body.
$fields(массив) (обязательный)
An array of string fields supported by the endpoint.

Список изменений

С версии 5.3.0 Введена.

Код rest_is_field_included() WP 5.5.1

wp-includes/rest-api.php
<?php
function rest_is_field_included( $field, $fields ) {
	if ( in_array( $field, $fields, true ) ) {
		return true;
	}

	foreach ( $fields as $accepted_field ) {
		// Check to see if $field is the parent of any item in $fields.
		// A field "parent" should be accepted if "parent.child" is accepted.
		if ( strpos( $accepted_field, "$field." ) === 0 ) {
			return true;
		}
		// Conversely, if "parent" is accepted, all "parent.child" fields
		// should also be accepted.
		if ( strpos( $field, "$accepted_field." ) === 0 ) {
			return true;
		}
	}

	return false;
}