[英]Trying to update a property on an Object via Ajax.BeginForm, but every other property on Object is null after submit
我正在嘗試使用下面的Razor代碼更新PaymentNotificationEmail和僅PaymentNotificationEmail:
@using (Ajax.BeginForm("Save", "PaymentLandingPage", new AjaxOptions
{
HttpMethod = "Post",
InsertionMode = InsertionMode.Replace,
}))
{
<table class="PEmailFields">
<tr>
<td>
<div style="float:left;">
<ul style="list-style-type: none;">
<li><span id="PEmaillbl">Payment Notification Email:</span></li>
<li><br /></li>
</ul>
</div>
<div style="float:right;">
<ul style="list-style-type: none;">
@Html.HiddenFor(m => m.PrimaryNamedInsured)
<li>@Html.TextBoxFor(m => m.PaymentNotificationEmail, new { @id = "PEmailtxbx", placeholder = "Example: ppp@test.com", maxlength = "100", style = "margin-left:25px;min-width:530px;", Value = Model.PrimaryNamedInsured.PrimaryEmail })</li>
<li><span id="PEmaildsclmr" data-PEmailValue="@Model.PaymentNotificationEmail"><i style="margin-left:190px;font-size:small;">* This email address is used for payment notifications.</i></span></li>
</ul>
</div>
</td>
</tr>
<tr>
<td></td>
</tr>
</table>
<input style="margin-left:35%;" type="submit" value="Save Email" />
}
我遇到的問題是,當我到達控制器時,對象只有PaymentNotificationEmail。 對象上的其他所有內容均為Null。
如何在不丟失@Model中已經存在的信息的情況下更新PaymentNotificationEmail?
經過大量研究和故障排除后,我們重新設計了整個過程,問題變得無關緊要。 最終的答案是,我們一開始就設計不好。
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