This method has been deprecated. Misspelling of Requests::flatten instead.
Requests::flattern( array $array )
Convert a key => value array to a ‘key: value’ array for headers
Parameters
- $array
-
(Required) Dictionary of header values
Return
(array) List of headers
Source
File: wp-includes/class-requests.php
public static function flattern($array) {
return self::flatten($array);
}