name: duk_get_finalizer

proto: |
  void duk_get_finalizer(duk_context *ctx, duk_idx_t idx);

stack: |
  [ ... val! ... ] -> [ ... val! ... finalizer! ]

summary: |
  <p>Get the finalizer associated with a value at <code>idx</code>.  If the
  value is not an object or it is an object without a finalizer,
  <code>undefined</code> is pushed to the stack instead.</p>

example: |
  /* Get the finalizer of an object at index -3. */
  duk_get_finalizer(ctx, -3);

tags:
  - object
  - finalizer

seealso:
  - duk_set_finalizer

introduced: 1.0.0