我正在尝试使用 jQuery 将介绍/帮助文本包装在 html 文档中。它不在任何标签内,而是在两个闭合的 html 标签之间。
例如,请参阅随附的代码片段。第二个结束标签也可以是除<p>
.
var txtHelp = jQuery('b.page-title').nextUntil('p').text();
console.log(txtHelp);
//jQuery('b.page-title').nextUntil('p').text().wrap("<p />");
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<b class="page-title"><h4>System Log</h4><hr class="text-primary"></b>
How to select this text and wrap it in new P-Tag
<p align="center">This can by any html tag</p>
The nextUntil() https://api.jquery.com/nextUntil/方法不选择文本节点。
您可以通过以下方式获取文本节点nextSibling https://developer.mozilla.org/en-US/docs/Web/API/Node/nextSibling节点的属性并通过以下方式获取文本内容textContent https://developer.mozilla.org/en-US/docs/Web/API/Node/textContent文本节点的属性。
var txtHelp = jQuery('b.page-title')[0] // get the dom object
.nextSibling // get the text node next to it
.textContent; // get text content
console.log(txtHelp);
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<b class="page-title"><h4>System Log</h4><hr class="text-primary"></b>
How to select this text and wrap it in new P-Tag
<p align="center">This can by any html tag</p>
更新1:如果你想用 a 包裹元素p
标记然后这样做。
$( // wrap by jquery to convert to jQuery object
$('b.page-title')[0] // get the dom element also you can use `get(0)`
.nextSibling // get the textnode which is next to it
).wrap('<p/>'); // wrap the element by p tag
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<b class="page-title"><h4>System Log</h4><hr class="text-primary"></b>
How to select this text and wrap it in new P-Tag
<p align="center">This can by any html tag</p>
更新2:如果它包含br
标签,并且您想将其作为文本包含在内,然后使用做一些棘手的事情contents() https://api.jquery.com/contents/ method.
var get = false;
$($('b.page-title')
.parent() // get it's parent
.contents() // get all children node including text node
.filter(function() {
if ($(this).is('b.page-title')) {
get = true; // if element is 'b.page-title' then set flag true , we need to get element from here
return false // return false that we don't need the 'b.page-title'
}
if ($(this).is('p')) // check element is `p`, that we need to get element uptop tag
get = false; // update flag
return get; // return the flag for filtering
})).wrapAll('<p/>'); // use wrapAll to wrap all elements withing single tag
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<b class="page-title"><h4>System Log</h4><hr class="text-primary"></b>
How to select this text
<br/>and wrap it in new P-Tag
<p align="center">This can by any html tag</p>
本文内容由网友自发贡献,版权归原作者所有,本站不承担相应法律责任。如您发现有涉嫌抄袭侵权的内容,请联系:hwhale#tublm.com(使用前将#替换为@)