# gdtest_ref_sectioned > Test reference with 4 named sections. ## Docs ### API Reference #### Constructors > Create objects - [create_widget](reference/create_widget.html): Create a new widget with the given name and width - [create_layout](reference/create_layout.html): Create a new layout container #### Transformers > Transform data - [resize](reference/resize.html): Resize an object by the given scale factor - [rotate](reference/rotate.html): Rotate an object by the given angle in degrees #### Validators > Validate input - [check_bounds](reference/check_bounds.html): Check if a value is within the given bounds - [check_type](reference/check_type.html): Check if an object is of the expected type #### Utilities > Helper utils - [to_string](reference/to_string.html): Convert an object to its string representation - [from_string](reference/from_string.html): Parse a string into a Python object