function GetNation($nationId)
{
$sql = "select * from t_Nation where nationId={$nationId}";
$sqlHelper = new SqlHelper();
$arr = $sqlHelper->execute_dql2($sql);
$sqlHelper->close_connect();
// 二次封装,$arr=>Nation对象实例
$nation = new Nation();
if (count($arr) > 0) {
$nation->setNationId($arr[0]['nationId']);
$nation->setNationName($arr[0]['nationName']);
}
return $nation;
}
<?php
require_once '../phpbean/Nation.class.php';
require_once '../service/NationService.class.php';
//创建了NationService实例
$nationService = new NationService();
//根据action参数决定用户要执行什么样的操作
if (!empty($_REQUEST['action'])) {
//接收action值
$action = $_REQUEST['action'];
if ($action == "add") {
//说明用户希望执行添加民族信息信息
$nation = new Nation();
$array_nation = $_POST["nation"];
$nation->setNationId($array_nation['nationId']);
$nation->setNationName($array_nation['nationName']);
//完成添加->数据库
$res = $nationService->AddNation($nation);
if ($res == 1) {
header("Location: /ok.php");
exit;
} else {
//失败
header("Location: /error.php");
exit;
}
} else {
if ($action == "query") {
//查询民族信息信息
require_once '../service/NationService.class.php';
require_once '../service/FenyePage.class.php';
//获取查询参数
