[Solved] PHP – Can’t understand this code. [closed]
If value of $vars[‘element’][‘#field_name’] is equal (note type juggling here) to ‘field_resource_public_pdf’ or $vars[‘element’][‘#field_name’] is equal (type juggling again) to “field_resource_pdf” string do the following: Execute empty($vars[‘element’][‘#object’]->field_disclaimer) (doc for this function) function, if it returns false, than assign value of $vars[‘element’][‘#object’]->field_disclaimer[LANGUAGE_NONE][0][‘value’] to $vars[‘items’][0][‘#disclaimer’]. Otherwise (if [empty][2]($vars[‘element’][‘#object’]->field_disclaimer)returns true, assign 0 to $vars[‘items’][0][‘#disclaimer’] . The code is … Read more