form_select_options
includes/form.inc, строка 1413
- Версии
- 5 – 6
form_select_options($element, $choices = NULL)
Код
<?php
function form_select_options($element, $choices = NULL) {
if (!isset($choices)) {
$choices = $element['#options'];
}
// array_key_exists() accommodates the rare event where $element['#value'] is NULL.
// isset() fails in this situation.
$value_valid = isset($element['#value']) || array_key_exists('#value', $element);
$value_is_array = is_array($element['#value']);
$options = '';
foreach ($choices as $key => $choice) {
if (is_array($choice)) {
$options .= '<optgroup label="'. $key .'">';
$options .= form_select_options($element, $choice);
$options .= '</optgroup>';
}
elseif (is_object($choice)) {
$options .= form_select_options($element, $choice->option);
}
else {
$key = (string)$key;
if ($value_valid && (!$value_is_array && (string)$element['#value'] === $key || ($value_is_array && in_array($key, $element['#value'])))) {
$selected = ' selected="selected"';
}
else {
$selected = '';
}
$options .= '<option value="'. check_plain($key) .'"'. $selected .'>'. check_plain($choice) .'</option>';
}
}
return $options;
}
?>
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