function element_get_visible_children

Returns the visible children of an element.

Parameters

$elements: The parent element.

Return value

The array keys of the element's visible children.

File

includes/common.inc, line 6769

Code

function element_get_visible_children(array $elements) {
    $visible_children = array();
    foreach (element_children($elements) as $key) {
        $child = $elements[$key];
        // Skip un-accessible children.
        if (isset($child['#access']) && !$child['#access']) {
            continue;
        }
        // Skip value and hidden elements, since they are not rendered.
        if (isset($child['#type']) && in_array($child['#type'], array(
            'value',
            'hidden',
        ))) {
            continue;
        }
        $visible_children[$key] = $child;
    }
    return array_keys($visible_children);
}