Method extractArrayFields

lib/Datasource/ExternalJson.php:198–201

* Extracts fields inside curly braces from the path string. */

(string $path)

	 * Extracts fields inside curly braces from the path string.
	 */
	private function extractArrayFields(string $path): array {
		preg_match_all("/(?<={).*(?=})/", $path, $matches);
		return $matches[0] ?? [];
	}

	/**
	 * If an absolute path precedes the array fields, extract the sub-array.