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replaceAll() function is used to replace all target elements with the current matching element.
This function belongs to the jQuery object (instance).
Syntax
jQuery 1.2 Added this function.
jQueryObject.replaceAll( target )
Parameters
Parameters
Description
target String/Element/jQuery/Array The target elements whose types are to be replaced. These elements will be replaced by the current matching elements.
If the parameter target is a string, it will be regarded as a jQuery selector.
Return value
replaceAll()The return value of the function is of jQuery type and returns a jQuery object representing the replacement content.
All data and event handlers associated with the replaced node will also be removed.
Note: If an element matched by the current jQuery object is an element on the page, the element will disappear from its original position. This is equivalent to a move operation, not a copy operation.
Example & Description
The replaceAll() function is used to replace all target elements with the current matching element:
<p>段落文本1<span></span></p> <p>段落文本2<span></span></p> <script type="text/javascript"> $('<em></em>').replaceAll( "p" ); // 其返回值就是匹配替换内容(两个'<em></em>')的jQuery对象 </script> <!--以下是jQuery代码执行后的html内容--> <em></em> <em></em>
Please note that the replacementAll() and replaceWith() functions The difference between:
var $A = $("s1"); var $B = $("s2"); // 将$B替换成$A $A.replaceAll( $B ); // 返回表示替换内容的jQuery对象( 匹配替换掉$B的所有$A元素 ) // 将$A替换成$B $A.replaceWith( $B ); // 返回$A
Please refer to the following HTML code (original HTML code):
<p id="n1"> <span id="n2">foo</span> </p> <p id="n3"> <label id="n4">[label#n4]</label> <span id="n5">bar</span> </p> <div id="n6"></div>
The following jQuery sample code is used to demonstrate the specific usage of the replaceAll() function:
// 用em元素替换掉所有的span元素 $('<em class="new">替代元素</em>').replaceAll( "span" ); // 用n4替换掉n6 // n4将从原位置上消失(替换到n6的位置) $("#n4").replaceAll( $("#n6") );
The following is the html content after the jQuery code is executed (the format has not been adjusted):
<p id="n1"> <em class="new">替代元素</em> </p> <p id="n3"> <em class="new">替代元素</em> </p> <label id="n4">[label#n4]</label>
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