Strings
=======


Concepts
--------

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   :start-after: --ini_str
   :end-before: --end_str


Keywords 
--------

.. include:: keywords.rst
   :start-after: --ini_str
   :end-before: --end_str


:ref:`Examples <str_examples>`
------------------------------
   

Notes
-----

.. toctree::
   :maxdepth: 2

   _notes/str/index
   

Slides
------

   - :download:`slides <_slides/str_slides.pdf>`


References
----------

    - `Section 4 in <https://www.cs.upc.edu/~dolorsa/programming/notes.pdf>`__. Prof. Dolors Ayala, 2020.
    - *How to Think Like a Computer Scientist*: Learning with Python 2nd Edition.
    -  :ref:`Mètodes de la classe **str** <python:string-methods>`


Exercises
---------

String Operations (operators, functions, methods)

.. toctree::
   :glob:
   :maxdepth: 3
   
   _exercises/str_operations/*/index


Exercises
---------

String traversal using for either over the `str` or over `range(len(str)`.

.. toctree::
   :glob:
   :maxdepth: 3

   _exercises/str_for/*/index