name: duk_config_buffer

proto: |
  void duk_config_buffer(duk_context *ctx, duk_idx_t idx, void *ptr, duk_size_t len);

stack: |
  [ ... buf! ... ] -> [ ... buf! ... ]

summary: |
  <p>Set the external buffer pointer and length of an external buffer value.</p>

example: |
  /* Create an external buffer and point it to my_buffer containing
   * my_length bytes.
   */
  duk_push_external_buffer(ctx);
  duk_config_buffer(ctx, -1, my_buffer, my_length);

tags:
  - stack
  - buffer

seealso:
  - duk_push_external_buffer

introduced: 1.3.0