迅睿cms内置的函数，位于文件：dayrui/Fcms/Core/Helper.php（此文件请不要修改）

dr_is_empty($value)

dr_is_sys_301()

dr_else_value($a, $b)

dr_safe_url($url, $is_html = false)

dr_diff($str1, $str2)

dr_array_keys($array, $value = '', $strict = false)

dr_array_value($array, $key)

dr_in_array($var, $array)

dr_array_intersect($arr1, $arr2)

dr_array_intersect_key($arr1, $arr2)

dr_strlen($string)

dr_strpos($string, $key)

dr_stripos($string, $key)

dr_move_uploaded_file($tempfile, $fullname)

dr_html2code($value)

dr_code2html($value, $fk = false, $flags = '')

dr_html_code($value, $fk = false, $flags = '')

dr_oauth_list()

dr_is_mobile()

dr_is_admin_search_field($t)

dr_get_array_key($array, $value)

dr_site_info($name, $siteid = SITE_ID)

dr_site_value($name, $siteid = SITE_ID)

dr_get_ftable($id, $value, $class = '')

dr_get_ftable_array($id, $value)

dr_get_content_img($value, $num = 0)

dr_get_content_url($value, $attr, $ext, $num = 0)

dr_is_app($dir)

dr_is_module($dir, $siteid = SITE_ID)

dr_rp($str, $o, $t)

dr_rp_view($str, $rt = 0)

dr_qrcode($text, $thumb = '', $level = 'H', $size = 5)

dr_sec2time($times)

dr_get_files($value, $limit = '')

dr_get_image($value)

dr_upload_temp_path()

dr_star_level($num, $shifen = 0)

dr_format_create_sql($sql)

dr_cms_domain_name($url)

dr_lang(...$param)

dr_client_data()

dr_ueditor_html($value, $title = '')

dr_get_domain_name($url)

dr_save_bfb_data($data, $num = 100)

dr_avatar_dir($uid)

dr_avatar_path()

dr_avatar($uid, $fix = 1)

dr_member_info($uid, $name = '', $cache = -1)

dr_member_username_info($username, $name = '', $cache = -1)

dr_list_function($func, $value, $param = [], $data = [], $field = [], $name = '')

dr_linkagepos($code, $id, $symbol = ' > ', $url = '', $html = '')

dr_linkage($code, $id, $level = 0, $name = '')

dr_linkage_json($code)

dr_linkage_list($code, $pid)

dr_linkage_id($code, $cname)

dr_linkage_cname($code, $id)

dr_linkage_level($code)

dr_payform($mark, $value = 0, $title = '', $url = '',  $remove_div  = 1)

dr_fieldform($field, $value = '', $remove_div  = 1, $load_js = 0)

dr_block($id, $type = 0, $site = 0)

dr_var_value($name)

dr_get_file($id, $full = 0)

dr_down_file($id, $name = '')

dr_get_file_url($data, $w = 0, $h = 0)

dr_field_options($id)

dr_member_auth($my, $auth)

dr_member_auth_id($authid, $postid)

dr_zhe_price($value, $zhe)

dr_price_value($value, $num = 2)

dr_sku_value_name($value, $sku, $name)

dr_sku_price($value, $number = 2, $join = ' - ', $zhe = 0)

dr_sku_name($key, $data, $type = 0)

dr_level_next_value($array, $id)

dr_html_auth($ip = 0)

dr_pay_type_html($name)

dr_pay_name($name)

dr_pay_type($name)

dr_pay_status($data)

dr_pay_money_html($data, $v = 2)

dr_clear_empty($value)

dr_list_field_order($field)

dr_array2array($a1, $a2)

dr_array22array($a1, $a2)

dr_is_use_module()

dr_site_table_prefix($table, $siteid = SITE_ID)

dr_module_table_prefix($dir, $siteid = SITE_ID)

dr_mform_table_prefix($dir, $table, $siteid = SITE_ID)

dr_form_table_prefix($dir, $siteid = SITE_ID)

dr_icon($value)

dr_file($url, $full = 0)

dr_file_preview_html($value, $id = 0)

dr_is_image($value)

dr_format_option_array($value)

dr_field_input($name, $type, $option, $value = '', $id = 0)

dr_dir_map($source_dir, $directory_depth = 0, $hidden = FALSE)

dr_file_map($source_dir)

dr_return_data($code, $msg = '', $data = [], $extend = [])

dr_form_hidden($data = [])

dr_get_csrf_token()

dr_form_search_hidden($p = [])

dr_base64_encode($string)

dr_base64_decode($string)

dr_get_theme()

dr_randcode()

dr_dir_delete($path, $del_dir = FALSE, $htdocs = FALSE, $_level = 0)

dr_authcode($string, $operation = 'DECODE')

dr_now_url()

dr_code($width, $height, $url = '')

dr_sorting($name)

dr_member_order($url)

dr_show_stars($num, $starthreshold = 4)

dr_ajax_template($id, $filename, $param_str = '')

dr_post_json_data($url, $param = [])

dr_catcher_data($url, $timeout = 0, $is_log = true, $ct = 0)

dr_search_rewrite_encode($params, $search)

dr_search_rewrite_decode($params, $search)

dr_rewrite_encode($params, $join = '-', $field = [])

dr_rewrite_decode($params, $join = '-', $field = [])

dr_get_keyword($s)

dr_safe_keyword($s)

dr_safe_replace($string, $diy = [])

dr_safe_filename($string)

dr_safe_username($string)

dr_safe_password($string)

dr_rm_http($url)

dr_safe_replace_path($path)

dr_strcut($string, $limit = '100', $dot = '...')

dr_wordcut($text, $maxchar, $end = '...')

dr_random_color()

dr_fdate($sTime, $formt = 'Y-m-d')

dr_date($time = '', $format = SITE_TIME_FORMAT, $color = '')

dr_object2array($obj)

dr_arraycut($arr, $limit)

dr_string2array($data, $limit = '')

dr_array2string($data)

dr_mkdirs($dir, $null = true)

dr_format_file_size($fileSize, $round = 2)

dr_keyword_highlight($string, $keyword, $rule = '')

dr_preg_html($html)

_format_feed_content_url_length($match)

dr_qrcode_url($text, $uid = 0, $level = 'L', $size = 5)

dr_get_order_string($str, $order)

dr_discount($price, $nowprice)

dr_distance($new, $to, $mark = '米,千米')

dr_square_point($lng, $lat, $distance = 0.5)

dr_tpl_path($is_member = IS_MEMBER)

dr_array_rand($arr, $num = 0)

dr_array_sort($arr, $key, $type = 'asc')

dr_get_form_post_value($table, $siteid = SITE_ID)

dr_get_mform_post_value($mid, $table, $cid, $siteid = SITE_ID)

dr_get_register_value($groupid = 0, $url = '')

dr_tpl_file($file)

dr_count($array_or_countable, $mode = COUNT_NORMAL)

dr_http_prefix($url)

dr_to_url($url, $domian = '', $siteid = SITE_ID)

dr_mobile_url($url = SITE_MURL)

dr_is_url($url)

dr_url_prefix($url, $domain = '', $siteid = SITE_ID, $is_mobile = '')

dr_web_prefix($url)

dr_url_full($url, $prefix = '')

dr_url_rel($url, $prefix = '')

dr_text_rel($text, $prefix = '', $attr = ['href', 'src'])

dr_text_full($text, $url = SITE_URL, $attr = ['href', 'src'])

dr_member_group_etime($days, $dtype, $ntime = 0)

dr_member_group_dtype($dtype)

dr_html2emoji($msg)

dr_clear_emoji($str)

dr_text2py($str)

dr_html2text($str, $cn = false)

dr_htmlspecialchars($param)

dr_is_root_path()

dr_check_put_path($dir)

dr_debug($file, $data)

dr_code2utf8($str)

dr_clearhtml($str)

dr_filter_description($value, $data = [], $old = [])

dr_get_description($text, $limit = 0)

dr_get_keywords($kw, $siteid = SITE_ID)

dr_redirect($url = '', $method = 'auto', $code = 0)

dr_redirect_safe_check($url)

remove_invisible_characters($str, $urlEncoded = true)