[英]How to wrap headers within a span from specific division using javascript
这是我的实际代码:
<div class="content">
<h3>This is test text</h3>
</div>
我想要这样:
<div class="content">
<div class="headers"><h3>This is test text</h3></div>
</div>
注意:我正在使用Joomla!
这个函数应该可以解决问题:
function insert_headers(my_class)
{
//get your content element
var contents = document.getElementsByClassName(my_class);
//loop on the elements found
for(var i=0;i<contents.length;i++)
{
var content = contents[i];
//get the html content
var html_content = content.innerHTML;
//replace the h3 tags to insert the span ones
html_content = html_content.replace('<h3>', '<div class="headers"><h3>');
html_content = html_content.replace('</h3>', '</h3></div>');
//set the html content back
content.innerHTML = html_content;
}
}
因此,如果您有:
<div class="content>
<h3>This is test text</h3>
</div>
而你这样做:
insert_headers('content');
你会得到这个:
<div class="content>
<div class="headers"><h3>This is test text</h3></div>
</div>
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