表单上所有元素的共同事件 [英] common event for all elements on form

问题描述

我想在表单中任何元素的值更改时触发一个公共事件.根据表单元素的值，我要实现代码.

I want to fire a common event whenever a value of any element in form changes. On the basis of values of form elements i want implement code.

我正在编写下面的代码，但是onchange事件对付要求无效.

i am writing below code but onchange event is not working on formid.

$("#formid").change(function () {
    //code 
}); 

or this

$("#formid").bind("change", function () {
    //code 
});

如何在元素值发生任何变化时在表单上触发事件?

How to fire event on form whenever there is any change in element's value ?

推荐答案

如何在元素值发生任何变化时在表单上触发事件?

How to fire event on form whenever there is any change in element's value ?

只需按照看起来已完成的方式进行即可.将change事件绑定到form元素.

Just do as it looks like you've done. Bind the change event to the form element.

$("form").change(function() {
   // Some descendant changed.
});

只要您不干扰事件的传播，就可以使用.

So long as you're not interfering with the propagation of the events, this will work.

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