Descendant Selector ("ancestor descendant”)

jQuery

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Descendant Selector (“ancestor descendant”)

Categories: Selectors > Hierarchy

descendant selector

Description: Selects all elements that are descendants of a given ancestor.

  • version added: 1.0jQuery( "ancestor descendant" )

    ancestor: Any valid selector.

    descendant: A selector to filter the descendant elements.

A descendant of an element could be a child, grandchild, great-grandchild, and so on, of that element.

Example:

Finds all input descendants of forms.

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                                        <!DOCTYPE html>
                                      
                                    

                                  

                                  

                                    

                                      
                                        <html>
                                      
                                    

                                  

                                  

                                    

                                      
                                        <head>
                                      
                                    

                                  

                                  

                                    

                                        <style>
                                    

                                  

                                  

                                    

                                       
                                    

                                  

                                  

                                    

                                        body { font-size:14px; }
                                    

                                  

                                  

                                    

                                        form { border:2px green solid; padding:2px; margin:0;
                                    

                                  

                                  

                                    

                                               background:#efe; }
                                    

                                  

                                  

                                    

                                        div { color:red; }
                                    

                                  

                                  

                                    

                                        fieldset { margin:1px; padding:3px; }
                                    

                                  

                                  

                                    

                                        </style>
                                    

                                  

                                  

                                    

                                        <script src="http://code.jquery.com/jquery-latest.js"></script>
                                    

                                  

                                  

                                    

                                      
                                        </head>
                                      
                                    

                                  

                                  

                                    

                                      
                                        <body>
                                      
                                    

                                  

                                  

                                    

                                        <form>
                                    

                                  

                                  

                                    

                                          <div>Form is surrounded by the green outline</div>
                                    

                                  

                                  

                                    

                                          <label>Child:</label>
                                    

                                  

                                  

                                    

                                          <input name="name" />
                                    

                                  

                                  

                                    

                                       
                                    

                                  

                                  

                                    

                                          <fieldset>
                                    

                                  

                                  

                                    

                                            <label>Grandchild:</label>
                                    

                                  

                                  

                                    

                                            <input name="newsletter" />
                                    

                                  

                                  

                                    

                                          </fieldset>
                                    

                                  

                                  

                                    

                                       
                                    

                                  

                                  

                                    

                                        </form>
                                    

                                  

                                  

                                    

                                        Sibling to form: <input name="none" />
                                    

                                  

                                  

                                    

                                      
                                        <script>
                                        $("form input").css("border", "2px dotted blue");
                                        </script>
                                      
                                    

                                  

                                  

                                    

                                       
                                    

                                  

                                  

                                    

                                      
                                        </body>
                                      
                                    

                                  

                                  

                                    

                                      
                                        </html>
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