bcit-ci/CodeIgniter

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Upgrading From a Previous Version
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Please read the upgrade notes corresponding to the version you are
upgrading from.

.. toctree::
    :titlesonly:

    Upgrading from 3.1.12+ to 3.2.x <upgrade_320>
    Upgrading from 3.1.13 to 3.1.14 <upgrade_3114>
    Upgrading from 3.1.12 to 3.1.13 <upgrade_3113>
    Upgrading from 3.1.11 to 3.1.12 <upgrade_3112>
    Upgrading from 3.1.10 to 3.1.11 <upgrade_3111>
    Upgrading from 3.1.9 to 3.1.10 <upgrade_3110>
    Upgrading from 3.1.8 to 3.1.9 <upgrade_319>
    Upgrading from 3.1.7 to 3.1.8 <upgrade_318>
    Upgrading from 3.1.6 to 3.1.7 <upgrade_317>
    Upgrading from 3.1.5 to 3.1.6 <upgrade_316>
    Upgrading from 3.1.4 to 3.1.5 <upgrade_315>
    Upgrading from 3.1.3 to 3.1.4 <upgrade_314>
    Upgrading from 3.1.2 to 3.1.3 <upgrade_313>
    Upgrading from 3.1.1 to 3.1.2 <upgrade_312>
    Upgrading from 3.1.0 to 3.1.1 <upgrade_311>
    Upgrading from 3.0.6 to 3.1.0 <upgrade_310>
    Upgrading from 3.0.5 to 3.0.6 <upgrade_306>
    Upgrading from 3.0.4 to 3.0.5 <upgrade_305>
    Upgrading from 3.0.3 to 3.0.4 <upgrade_304>
    Upgrading from 3.0.2 to 3.0.3 <upgrade_303>
    Upgrading from 3.0.1 to 3.0.2 <upgrade_302>
    Upgrading from 3.0.0 to 3.0.1 <upgrade_301>
    Upgrading from 2.2.x to 3.0.x <upgrade_300>
    Upgrading from 2.2.2 to 2.2.3 <upgrade_223>
    Upgrading from 2.2.1 to 2.2.2 <upgrade_222>
    Upgrading from 2.2.0 to 2.2.1 <upgrade_221>
    Upgrading from 2.1.4 to 2.2.x <upgrade_220>
    Upgrading from 2.1.3 to 2.1.4 <upgrade_214>
    Upgrading from 2.1.2 to 2.1.3 <upgrade_213>
    Upgrading from 2.1.1 to 2.1.2 <upgrade_212>
    Upgrading from 2.1.0 to 2.1.1 <upgrade_211>
    Upgrading from 2.0.3 to 2.1.0 <upgrade_210>
    Upgrading from 2.0.2 to 2.0.3 <upgrade_203>
    Upgrading from 2.0.1 to 2.0.2 <upgrade_202>
    Upgrading from 2.0 to 2.0.1 <upgrade_201>
    Upgrading from 1.7.2 to 2.0 <upgrade_200>
    Upgrading from 1.7.1 to 1.7.2 <upgrade_172>
    Upgrading from 1.7.0 to 1.7.1 <upgrade_171>
    Upgrading from 1.6.3 to 1.7.0 <upgrade_170>
    Upgrading from 1.6.2 to 1.6.3 <upgrade_163>
    Upgrading from 1.6.1 to 1.6.2 <upgrade_162>
    Upgrading from 1.6.0 to 1.6.1 <upgrade_161>
    Upgrading from 1.5.4 to 1.6.0 <upgrade_160>
    Upgrading from 1.5.3 to 1.5.4 <upgrade_154>
    Upgrading from 1.5.2 to 1.5.3 <upgrade_153>
    Upgrading from 1.5.0 or 1.5.1 to 1.5.2 <upgrade_152>
    Upgrading from 1.4.1 to 1.5.0 <upgrade_150>
    Upgrading from 1.4.0 to 1.4.1 <upgrade_141>
    Upgrading from 1.3.3 to 1.4.0 <upgrade_140>
    Upgrading from 1.3.2 to 1.3.3 <upgrade_133>
    Upgrading from 1.3.1 to 1.3.2 <upgrade_132>
    Upgrading from 1.3 to 1.3.1 <upgrade_131>
    Upgrading from 1.2 to 1.3 <upgrade_130>
    Upgrading from 1.1 to 1.2 <upgrade_120>
    Upgrading from Beta 1.0 to Beta 1.1 <upgrade_b11>