Subtask

https://developer.wunderlist.com/documentation/endpoints/subtask

Method	Description	Arguments
getSubtasks	Show all the subtasks in a list or task	string $entity array $attributes = []
getSubtask	Show a subtask by id	int $subtaskId
createSubtask	Create a new subtask of a task	array $attributes = []
updateSubtask	Update a subtask	int $subtaskId array $attributes = []
deleteSubtask	Delete a subtask	int $subtaskId

Examples

$w->getSubtasks('task', [
    'task_id' => 9876
]);
$w->getSubtasks('list', [
    'list_id' => 1234
]);

$w->getSubtask(5555);

$w->createSubtask([
    'task_id' => 9876,
    'title'   => 'Milk'
]);
$w->createSubtask([
    'task_id'   => 9876,
    'title'     => 'Milk',
    'completed' => true // or false
]);

$w->updateSubtask(5555, [
    'title' => 'Cereal'
]);
$w->updateSubtask(5555, [
    'title'     => 'Cereal',
    'completed' => true // or false
]);

$w->deleteSubtask(5555)