Model Validation in CodeIgniter

Model Validation in CodeIgniter — a practical guide to CodeIgniter model validation with clear examples you can reuse in real projects.

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Short description

Model-level `$validationRules` keep validation close to the data layer.

Model rules

protected $validationRules = [
    'title' => 'required|min_length[3]|max_length[255]',
    'body'  => 'required',
];