document.insertBefore引发错误 [英] document.insertBefore throws error
本文介绍了document.insertBefore引发错误的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我有这段代码:
<textarea id="test" style="width: 400px; height: 100px"></textarea>
<script>
var inserting = document.createElement("div");
document.insertBefore(inserting,document.getElementById("test"));
</script>
应该在 textarea id = test
之前插入 DIV id = inserting
,但是会出现此错误
Which should insert DIV id=inserting
before textarea id=test
, but this error occurs
Node was not found" code: "8
我在WinXP上将FireFox 3.6与Firebug一起使用.问题出在哪里?
I use FireFox 3.6 with Firebug on WinXP. Where is the problem?
推荐答案
insertBefore
需要在插入之前的元素的父元素上调用:
insertBefore
needs to called on the parent element of the element before which is inserted:
<textarea id="test" style="width: 400px; height: 100px"></textarea>
<script>
var inserting = document.createElement("div");
var insertAt = document.getElementById("test");
insertAt.parentNode.insertBefore(inserting,insertAt);
</script>
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