如何排序element.name JavaScript对象数组 [英] How to sort javascript object array by element.name
问题描述
我尝试写使用JavaScript和一些原型验证脚本。
I am try to write some validation script using javascript and prototype.
我想要做的就是遍历窗体的所有元素,并验证每个答案。我的code的作品,但DOM元素的数组是未排序的。我想通过自己的ID的元素进行排序。
What I want to do is to loop through all the elements of a form and validate each answer. My code works, BUT the array of DOM elements is unsorted. I would like to sort the elements by their ID.
下面是我的code,它工作正常,如果我注释掉elem.sort(zelementsort);
Here is the my code, which works fine if I comment-out elem.sort(zelementsort);
function zelementsort(a,b) {
if (a.name > b.name)
return -1;
else if (b.name > a.name)
return 1;
else
return 0;
}
var elem = document.getElementById('myform').elements;
elem.sort(zelementsort);
for(var i = 0; i < elem.length; i++)
{
alert("Name = " + elem[i].name);
}
我不知道这个问题可能是一些元素没有名字。任何人都有其.NAME排序的DOM元素的数组的另一种更简单的方法?
I wonder if the problem might be that some of the elements do not have names. Anyone have another simpler way of sorting an array of DOM elements by their .name?
推荐答案
这应该这样做:
$$('#myForm *[name]').sortBy(function(el){ return el.name; });
这篇关于如何排序element.name JavaScript对象数组的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!