ajax返回json数据-创新互联


Ajax利用JSON进行前后台交互


获取所有用户信息







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//接受请求参数并根据参数选择操作
if(isset($_POST['action'])&&$_POST['action']!=""){
switch($_POST['action']){
case 'get_all_users': getAllUsers(); break;
default:
}
}

//处理请求:以JSON格式返回所有用户信息
function getAllUsers(){
$users = array(
array("userId"=>1,"userName"=>"Raysmond"),
array("userId"=>2,"userName"=>"雷建坤"),
array("userId"=>3,"userName"=>"Rita")
);
echo json_encode($users);
}
?>

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