js-列表修改

最新推荐文章于 2024-11-04 11:18:54 发布

原创最新推荐文章于 2024-11-04 11:18:54 发布 · 1k 阅读

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#列表修改 #函数传参

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这篇博客展示了如何使用JavaScript实现列表内容的修改功能。通过点击列表项的'修改'按钮，可以隐藏原有内容，显示输入框，用户输入新内容后点击'确定'进行更新，或者点击'取消'还原原始内容。示例代码详细解释了整个交互过程的实现逻辑。

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<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<style>
*{margin: 0;padding: 0;}
ul li{
list-style: none;
margin-bottom: 5px;
}
a{
text-decoration: none;
color: #333;
}
em{
font-style: normal;
cursor: pointer;
}
.box{
width: 500px;
border: 1px solid #ddd;
margin: 20px auto;
}
.box .header{
background: darkgreen;
color: #fff;
height: 40px;
line-height: 40px;
padding: 10px;
}
#list{
padding:10px;
}
#list .detail{
display: none;
}
</style>
</head>
<body>
<div class="box">
<div class="header">
<span>分类管理</span>
</div>
<div id="list">
<ul>
<li>

<span>我是内容1111111111</span>
<em>修改</em>

<div class="detail">
<input type="text" />
<a class="comfie" href="javascript:;">确定</a>
<a class="del" href="javascript:;">取消</a>
</div>
</li>

<li>

<span>我是内容1111111111</span>
<em>修改</em>

<div class="detail">
<input type="text" />
<a class="comfie" href="javascript:;">确定</a>
<a class="del" href="javascript:;">取消</a>
</div>
</li>
<li>

<span>我是内容1111111111</span>
<em>修改</em>

<div class="detail">
<input type="text" />
<a class="comfie" href="javascript:;">确定</a>
<a class="del" href="javascript:;">取消</a>
</div>
</li>

<li>

<span>我是内容1111111111</span>
<em>修改</em>

<div class="detail">
<input type="text" />
<a class="comfie" href="javascript:;">确定</a>
<a class="del" href="javascript:;">取消</a>
</div>
</li>
<li>

<span>我是内容1111111111</span>
<em>修改</em>

<div class="detail">
<input type="text" />
<a class="comfie" href="javascript:;">确定</a>
<a class="del" href="javascript:;">取消</a>
</div>
</li>

</ul>
</div>
</div>
<script>
/*
完成列表修改
*
* */
var oList = document.getElementById("list")
var oUl = oList.getElementsByTagName("ul")[0]
var oLi = oUl.getElementsByTagName("li")
for (var i=0;i<oLi.length;i++) {
tab(oLi[i])
}

function tab(obj){
var oEm = obj.getElementsByTagName("em")[0]
var oSpan = obj.getElementsByTagName("span")[0]
var oDetail = obj.getElementsByTagName("div")[0]
var oInput = obj.getElementsByTagName("input")[0]
var oA = obj.getElementsByTagName("a")

oEm.onclick = function(){
oSpan.style.display = "none"
this.style.display = "none"
oDetail.style.display = "inline-block"
oInput.value = oSpan.innerHTML

}
oA[0].onclick = function(){
oDetail.style.display = "none"
oSpan.innerHTML = oInput.value
oSpan.style.display = "inline-block"
oEm.style.display = "inline-block"
}
oA[1].onclick = function(){
oDetail.style.display = "none"
oSpan.style.display = "inline-block"
oEm.style.display = "inline-block"
}
}

</script>
</body>
</html>