i want to save checkboxes values in entity reference checkboxes field with node_save
:
$form['wrapperrr']['id_offre'] = array(
'#title' => t('Liste des Offres'),
'#type' => 'checkboxes',
'#options' => $optionsoffres,
);
and into the submit button :
$node->field_entity_reference['und'][]['value'] =$form_state['values']['wrapperrr']['id_offre'];