在Angular 2中提交vs ngSubmit [英] submit vs ngSubmit in Angular 2

问题描述

为了在Angular 2中提交表单，我们可以使用表单的"submit"或"ngSubmit"事件.

In order to submit a form in Angular 2 we can either use form's "submit" or "ngSubmit" event.

<form #frm="ngForm" (submit)="add(frm.value)">
  ...
</form>

<form #frm="ngForm" (ngSubmit)="add(frm.value)">
  ...
</form>

想知道两者之间有什么区别吗?

Would like to know whats the difference between the two ?

推荐答案

，

但是，ngSubmit确保在提交表单时不提交表单 处理程序代码抛出(这是Submit的默认行为)，并且 导致实际的http发布请求.让我们使用ngSubmit代替 是最佳做法:

However, ngSubmit ensures that the form doesn’t submit when the handler code throws (which is the default behaviour of submit) and causes an actual http post request. Let’s use ngSubmit instead as this is the best practice:

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