after()

The jQuery after() function is used to insert content after the selected elements in the Document Object Model (DOM). This method provides a convenient way to add new content or elements to your webpage dynamically.

The after() function can take a string, HTML element, array of elements, or jQuery object as an argument. The provided content is then inserted right after each element in the set of matched elements:

$(selector).after(content);

Where:

• selector - jQuery selector that identifies the elements after which the new content will be inserted
• content - the content to be inserted, can be HTML strings, DOM objects or other jQuery objects

An example could be:

$("p").after("<span> New content</span>");

This will insert the <span>New content</span> after every <p> element in the document. The after() method can also take multiple arguments to insert multiple elements in sequence:

$("p").after("<span>First</span>", "<span>Second</span>");

Be cautious when inserting content from untrusted sources to prevent Cross-Site Scripting (XSS) vulnerabilities. Always sanitize external input before including it in the DOM.