Development > Function Reference > Helpers > Validation

Check Unique value in a Model

App::Utility()->Unique(Value, Options)

Parameter	Description
Value	Value to check
Options	Define Model and file to check. 'model' to set model name and 'field" to table field name.

See bellow example:

$return = App::Helper('Validation')
    ->Unique(
        'test@example.com',
        array(
            'model'=>'Admin',
            'field'=>'email'
        )
    );