HH\Facts\subtypes

Get all types which extend, implement, or use the given base type

namespace HH\Facts;

function subtypes<T>(
  classname<T> $base_type,
  ?DeriveFilters<string, dynamic> $filters = NULL,
): vec<string, classname<T>>;

Throws InvalidOperationException if Facts is not enabled.

Parameters

• classname<T> $base_type
• ?DeriveFilters<string, dynamic> $filters = NULL

Returns

• vec<string, classname<T>>