Asp.net mvc 4 如何在MVC4框架中将消息实时加载到查看器
我正在创建一个MVC4.NET/C项目来自动加载数据。将新记录插入数据库时,我希望在查看器中实时显示一行消息。所以会是这样的Asp.net mvc 4 如何在MVC4框架中将消息实时加载到查看器,asp.net-mvc-4,Asp.net Mvc 4,我正在创建一个MVC4.NET/C项目来自动加载数据。将新记录插入数据库时,我希望在查看器中实时显示一行消息。所以会是这样的 Record 1 has been loaded successfully! Record 2 has been loaded successfully! Record 3 has been loaded successfully! Record 4 has been loaded successfully! .... 有办法做到这一点吗? 谢谢你的建议。当然可以。首先
Record 1 has been loaded successfully!
Record 2 has been loaded successfully!
Record 3 has been loaded successfully!
Record 4 has been loaded successfully!
....
有办法做到这一点吗?
谢谢你的建议。当然可以。首先,您应该编写一个返回记录数的方法。在加载页面上,您可以使用该方法接收记录数f.ex: 控制器:
public ActionResult CountRecords()
{
int records = repository.CountRecords();
return JavaScript(SimpleJsonSerializer.Serialize(records.ToString());
}
public ActionResult LoadRecord(int number)
{
repository.LoadRecord(number);
return JavaScript(SimpleJsonSerializer.Serialize("Success");
}
.cshtml
<script type="text/javascript">
$.ajax({
type: "POST",
contentType: "application/json; charset=utf-8",
dataType: "json",
url: "@Url.Action("CountRecords", "Controller")",
success: function (response) {
var rows = response.replace('\"', '');
for (i = 1; i <= rows; i++)
{
$.ajax({
type: "POST",
contentType: "application/json; charset=utf-8",
dataType: "json",
data: i,
url: "@Url.Action("LoadRecord", "Controller")",
success: function (response) {
var status = response.replace('\"', '');
if (status == 'Success')
$('.messages').append('Record ' + i + ' has been loaded successfully!');
}
});
}
}
});
</script>
当然,这比一次调用控制器要花更多的时间,但它可以工作。我不知道是否有可能在不多次调用控制器的情况下创建实时接口。
保存项目的操作与加载相同。
问候。信号器是解决方案!