Drupal 7 - Hide certain form fields of a content edit form depending on the content data

Question

In Drupal 7, is there a way to change the standard edit form for a content type based on a certain content?

For example:

I have a content type with a checkb

Answer 1

function your_module_form_alter(&$form, &$form_state, $form_id){

    switch($form_id) {
    case 'nameOfTheNode_node_form':
        //your code here. check the value from from_state.
    break;
    }
}