{"id":10,"date":"2023-08-25T17:22:15","date_gmt":"2023-08-25T17:22:15","guid":{"rendered":"\/\/api.jquery.com\/?p=10"},"modified":"2026-01-20T17:34:11","modified_gmt":"2026-01-20T17:34:11","slug":"addBack","status":"publish","type":"post","link":"https:\/\/api.jquery.com\/addBack\/","title":{"rendered":".addBack()"},"content":{"rendered":"<article id=\"addBack1\" class=\"entry method\"><h2 class=\"section-title\">\n<span class=\"name\">.addBack(  [selector ] )<\/span><span class=\"returns\">Returns: <a href=\"http:\/\/api.jquery.com\/Types\/#jQuery\">jQuery<\/a><\/span>\n<\/h2>\n<div class=\"entry-wrapper\">\n<p class=\"desc\"><strong>Description: <\/strong>Add the previous set of elements on the stack to the current set, optionally filtered by a selector.<\/p>\n<ul class=\"signatures\"><li class=\"signature\">\n<h4 class=\"name\">\n<span class=\"version-details\">version added: <a href=\"\/category\/version\/1.8\/\">1.8<\/a><\/span><a id=\"addBack-selector\" href=\"#addBack-selector\"><span class=\"icon-link\"><\/span>.addBack(  [selector ] )<\/a>\n<\/h4>\n<ul><li id=\"addBack-selector-selector\">\n<div><strong>selector<\/strong><\/div>\n<div>Type: <a href=\"http:\/\/api.jquery.com\/Types\/#Selector\">Selector<\/a>\n<\/div>\n<div>A string containing a selector expression to match the current set of elements against.<\/div>\n<\/li><\/ul>\n<\/li><\/ul>\n<div class=\"longdesc\" id=\"entry-longdesc\">\n    <p>As described in the discussion for <code><a href=\"\/end\/\">.end()<\/a><\/code>, jQuery objects maintain an internal stack that keeps track of changes to the matched set of elements. When one of the DOM traversal methods is called, the new set of elements is pushed onto the stack. If the previous set of elements is desired as well, <code>.addBack()<\/code> can help.<\/p>\n    <p>Consider a page with a simple list on it:<\/p>\n    <div class=\"syntaxhighlighter xml\">\n\t<table>\n\t\t<tbody>\n\t\t\t<tr>\n\t\t\t\t\n\t\t\t\t<td class=\"gutter\">\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n1\">1<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n2\">2<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n3\">3<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n4\">4<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n5\">5<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n6\">6<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n7\">7<\/div>\n\t\t\t\t\t\n\t\t\t\t<\/td>\n\t\t\t\t\n\t\t\t\t<td class=\"code\">\n\t\t\t\t\t<pre><div class=\"container\"><div class=\"line\"><code><span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">ul<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">li<\/span>&gt;<\/span>list item 1<span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">li<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">li<\/span>&gt;<\/span>list item 2<span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">li<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">li<\/span> <span class=\"hljs-attr\">class<\/span>=<span class=\"hljs-string\">\"third-item\"<\/span>&gt;<\/span>list item 3<span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">li<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">li<\/span>&gt;<\/span>list item 4<span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">li<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">li<\/span>&gt;<\/span>list item 5<span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">li<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code><span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">ul<\/span>&gt;<\/span><\/code><\/div><\/div><\/pre>\n\t\t\t\t<\/td>\n\t\t\t<\/tr>\n\t\t<\/tbody>\n\t<\/table>\n<\/div>\n\n    <p>The result of the following code is a red background behind items 3, 4 and 5:<\/p>\n    <div class=\"syntaxhighlighter javascript\">\n\t<table>\n\t\t<tbody>\n\t\t\t<tr>\n\t\t\t\t\n\t\t\t\t<td class=\"gutter\">\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n1\">1<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n2\">2<\/div>\n\t\t\t\t\t\n\t\t\t\t<\/td>\n\t\t\t\t\n\t\t\t\t<td class=\"code\">\n\t\t\t\t\t<pre><div class=\"container\"><div class=\"line\"><code>$( <span class=\"hljs-string\">\"li.third-item\"<\/span> ).nextAll().addBack()<\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  .css( <span class=\"hljs-string\">\"background-color\"<\/span>, <span class=\"hljs-string\">\"red\"<\/span> );<\/code><\/div><\/div><\/pre>\n\t\t\t\t<\/td>\n\t\t\t<\/tr>\n\t\t<\/tbody>\n\t<\/table>\n<\/div>\n\n    <p>First, the initial selector locates item 3, initializing the stack with the set containing just this item. The call to <code>.nextAll()<\/code> then pushes the set of items 4 and 5 onto the stack. Finally, the <code>.addBack()<\/code> invocation merges these two sets together, creating a jQuery object that points to all three items in document order: <code>{[&lt;li.third-item&gt;,&lt;li&gt;,&lt;li&gt; ]}<\/code>.<\/p>\n  <\/div>\n<section class=\"entry-examples\" id=\"entry-examples\"><header><h2>Example:<\/h2><\/header><div class=\"entry-example\" id=\"example-0\">\n<p>The <code>.addBack()<\/code> method causes the previous set of DOM elements in the traversal stack to be added to the current set. In the first example, the top stack contains the set resulting from <code>.find(\"p\")<\/code>. In the second example, <code>.addBack()<\/code> adds the previous set of elements on the stack \u2014 in this case <code>$(\"div.after-addback\")<\/code> \u2014 to the current set, selecting both the div and its enclosed paragraphs.<\/p>\n<div class=\"syntaxhighlighter xml\">\n\t<table>\n\t\t<tbody>\n\t\t\t<tr>\n\t\t\t\t\n\t\t\t\t<td class=\"gutter\">\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n1\">1<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n2\">2<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n3\">3<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n4\">4<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n5\">5<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n6\">6<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n7\">7<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n8\">8<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n9\">9<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n10\">10<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n11\">11<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n12\">12<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n13\">13<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n14\">14<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n15\">15<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n16\">16<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n17\">17<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n18\">18<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n19\">19<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n20\">20<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n21\">21<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n22\">22<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n23\">23<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n24\">24<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n25\">25<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n26\">26<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n27\">27<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n28\">28<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n29\">29<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n30\">30<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n31\">31<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n32\">32<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n33\">33<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n34\">34<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n35\">35<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n36\">36<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n37\">37<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n38\">38<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n39\">39<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n40\">40<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n41\">41<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n42\">42<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n43\">43<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n44\">44<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n45\">45<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n46\">46<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n47\">47<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n48\">48<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n49\">49<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n50\">50<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n51\">51<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n52\">52<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n53\">53<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n54\">54<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t<div class=\"line n55\">55<\/div>\n\t\t\t\t\t\n\t\t\t\t<\/td>\n\t\t\t\t\n\t\t\t\t<td class=\"code\">\n\t\t\t\t\t<pre><div class=\"container\"><div class=\"line\"><code><span class=\"hljs-meta\">&lt;!doctype <span class=\"hljs-meta-keyword\">html<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code><span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">html<\/span> <span class=\"hljs-attr\">lang<\/span>=<span class=\"hljs-string\">\"en\"<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code><span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">head<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">meta<\/span> <span class=\"hljs-attr\">charset<\/span>=<span class=\"hljs-string\">\"utf-8\"<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">title<\/span>&gt;<\/span>addBack demo<span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">title<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">style<\/span>&gt;<\/span><span class=\"css\"><\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  <span class=\"hljs-selector-tag\">p<\/span>, <span class=\"hljs-selector-tag\">div<\/span> {<\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>    <span class=\"hljs-attribute\">margin<\/span>: <span class=\"hljs-number\">5px<\/span>;<\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>    <span class=\"hljs-attribute\">padding<\/span>: <span class=\"hljs-number\">5px<\/span>;<\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  }<\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  <span class=\"hljs-selector-class\">.border<\/span> {<\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>    <span class=\"hljs-attribute\">border<\/span>: <span class=\"hljs-number\">2px<\/span> solid red;<\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  }<\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  <span class=\"hljs-selector-class\">.background<\/span> {<\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>    <span class=\"hljs-attribute\">background<\/span>: yellow;<\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  }<\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  <span class=\"hljs-selector-class\">.left<\/span>, <span class=\"hljs-selector-class\">.right<\/span> {<\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>    <span class=\"hljs-attribute\">width<\/span>: <span class=\"hljs-number\">45%<\/span>;<\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>    <span class=\"hljs-attribute\">float<\/span>: left;<\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  }<\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  <span class=\"hljs-selector-class\">.right<\/span> {<\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>    <span class=\"hljs-attribute\">margin-left<\/span>: <span class=\"hljs-number\">3%<\/span>;<\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  }<\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  <span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">style<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">script<\/span> <span class=\"hljs-attr\">src<\/span>=<span class=\"hljs-string\">\"https:\/\/code.jquery.com\/jquery-4.0.0.js\"<\/span>&gt;<\/span><span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">script<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code><span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">head<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code><span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">body<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code> <\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code><span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">div<\/span> <span class=\"hljs-attr\">class<\/span>=<span class=\"hljs-string\">\"left\"<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">p<\/span>&gt;<\/span><span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">strong<\/span>&gt;<\/span>Before <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">code<\/span>&gt;<\/span>addBack()<span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">code<\/span>&gt;<\/span><span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">strong<\/span>&gt;<\/span><span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">p<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">div<\/span> <span class=\"hljs-attr\">class<\/span>=<span class=\"hljs-string\">\"before-addback\"<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>    <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">p<\/span>&gt;<\/span>First Paragraph<span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">p<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>    <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">p<\/span>&gt;<\/span>Second Paragraph<span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">p<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  <span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">div<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code><span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">div<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code><span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">div<\/span> <span class=\"hljs-attr\">class<\/span>=<span class=\"hljs-string\">\"right\"<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">p<\/span>&gt;<\/span><span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">strong<\/span>&gt;<\/span>After <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">code<\/span>&gt;<\/span>addBack()<span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">code<\/span>&gt;<\/span><span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">strong<\/span>&gt;<\/span><span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">p<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">div<\/span> <span class=\"hljs-attr\">class<\/span>=<span class=\"hljs-string\">\"after-addback\"<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>    <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">p<\/span>&gt;<\/span>First Paragraph<span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">p<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>    <span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">p<\/span>&gt;<\/span>Second Paragraph<span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">p<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>  <span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">div<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code><span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">div<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code> <\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code><span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">script<\/span>&gt;<\/span><span class=\"javascript\"><\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>$( <span class=\"hljs-string\">\"div.left, div.right\"<\/span> ).find( <span class=\"hljs-string\">\"div, div &gt; p\"<\/span> ).addClass( <span class=\"hljs-string\">\"border\"<\/span> );<\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code> <\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code><span class=\"hljs-comment\">\/\/ First Example<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>$( <span class=\"hljs-string\">\"div.before-addback\"<\/span> ).find( <span class=\"hljs-string\">\"p\"<\/span> ).addClass( <span class=\"hljs-string\">\"background\"<\/span> );<\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code> <\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code><span class=\"hljs-comment\">\/\/ Second Example<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code>$( <span class=\"hljs-string\">\"div.after-addback\"<\/span> ).find( <span class=\"hljs-string\">\"p\"<\/span> ).addBack().addClass( <span class=\"hljs-string\">\"background\"<\/span> );<\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code><span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">script<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code> <\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code><span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">body<\/span>&gt;<\/span><\/code><\/div><\/div><div class=\"container\"><div class=\"line\"><code><span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">html<\/span>&gt;<\/span><\/code><\/div><\/div><\/pre>\n\t\t\t\t<\/td>\n\t\t\t<\/tr>\n\t\t<\/tbody>\n\t<\/table>\n<\/div>\n\n<h4>Demo:<\/h4>\n<div class=\"demo code-demo\"><\/div>\n<\/div><\/section>\n<\/div><\/article>","protected":false},"excerpt":{"rendered":"<p>Add the previous set of elements on the stack to the current set, optionally filtered by a selector.<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[74,97],"tags":[],"class_list":["post-10","post","type-post","status-publish","format-standard","hentry","category-miscellaneous-traversal","category-97"],"_links":{"self":[{"href":"https:\/\/api.jquery.com\/wp-json\/wp\/v2\/posts\/10","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/api.jquery.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/api.jquery.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/api.jquery.com\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/api.jquery.com\/wp-json\/wp\/v2\/comments?post=10"}],"version-history":[{"count":4,"href":"https:\/\/api.jquery.com\/wp-json\/wp\/v2\/posts\/10\/revisions"}],"predecessor-version":[{"id":1442,"href":"https:\/\/api.jquery.com\/wp-json\/wp\/v2\/posts\/10\/revisions\/1442"}],"wp:attachment":[{"href":"https:\/\/api.jquery.com\/wp-json\/wp\/v2\/media?parent=10"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/api.jquery.com\/wp-json\/wp\/v2\/categories?post=10"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/api.jquery.com\/wp-json\/wp\/v2\/tags?post=10"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}