callback_read_field

void callback_read_field( string $field , mixed $callback )
Quick Description: This callback escapes the default auto field output of the field name at the read form.
Available for version >= 1.6.0

Example:

function example_callback_read_field(){
 
$crud = new grocery_CRUD();
 
$crud->set_table('offices');
$crud->set_subject('Office');
$crud->required_fields('city');
$crud->columns('city','country','phone','addressLine1','postalCode');
 
$crud->callback_read_field('phone', function ($value, $primary_key) {
return '+30 ' . $value;
});
 
$output = $crud->render();
$this->_example_output($output);
}
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