我有一段这样的代码。如何添加评论?它具有 HTML 和 PHP 组合代码。
<?php / echo zen_draw_form('currencies', zen_href_link(basename(ereg_replace('.php', '', $PHP_SELF)), '', $request_type, false), 'get'); ?>
<div>
<span class="label"><?php echo BOX_HEADING_CURRENCIES;?>: </span>
<?php
if (isset($currencies) && is_object($currencies)) {
reset($currencies->currencies);
$currencies_array = array();
while (list($key, $value) = each($currencies->currencies)) {
$currencies_array[] = array('id' => $key, 'text' => $value['title']);
}
$hidden_get_variables = '';
reset($_GET);
while (list($key, $value) = each($_GET)) {
if (($key != 'currency') &&
($key != zen_session_name()) &&
($key != 'x') &&
($key != 'y')) {
$hidden_get_variables .= zen_draw_hidden_field($key, $value);
}
}
}
?>
<?php echo zen_draw_pull_down_menu('currency', $currencies_array, $_SESSION['currency'], 'class="select" onchange="this.form.submit();"') . $hidden_get_variables . zen_hide_session_id()?>
</div>
</form> */