system/helpers/form_helper.php

这里只显示每个文件的开头 60 行。登录后可以解锁完整代码。

微信扫码关注公众号，代码整理好后第一时间通知你。

<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
 * CodeIgniter
 *
 * An open source application development framework for PHP 5.1.6 or newer
 *
 * @package		CodeIgniter
 * @author		ExpressionEngine Dev Team
 * @copyright	Copyright (c) 2008 - 2011, EllisLab, Inc.
 * @license		http://codeigniter.com/user_guide/license.html
 * @link		http://codeigniter.com
 * @since		Version 1.0
 * @filesource
 */

// ------------------------------------------------------------------------

/**
 * CodeIgniter Form Helpers
 *
 * @package		CodeIgniter
 * @subpackage	Helpers
 * @category	Helpers
 * @author		ExpressionEngine Dev Team
 * @link		http://codeigniter.com/user_guide/helpers/form_helper.html
 */

// ------------------------------------------------------------------------

/**
 * Form Declaration
 *
 * Creates the opening portion of the form.
 *
 * @access	public
 * @param	string	the URI segments of the form destination
 * @param	array	a key/value pair of attributes
 * @param	array	a key/value pair hidden data
 * @return	string
 */
if ( ! function_exists('form_open'))
{
	function form_open($action = '', $attributes = '', $hidden = array())
	{
		$CI =& get_instance();

		if ($attributes == '')
		{
			$attributes = 'method="post"';
		}

		// If an action is not a full URL then turn it into one
		if ($action && strpos($action, '://') === FALSE)
		{
			$action = $CI->config->site_url($action);
		}

		// If no action is provided then set to the current url
		$action OR $action = $CI->config->site_url($CI->uri->uri_string());