:data() Selector

jQuery

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:data() Selector

Categories: Selectors | UI Core

data selector

Description: Selects elements which have data stored under the specified key.

  • jQuery( ":data(key)" )

    key: The data key.

The expression $( "div:data(foo)") matches a <div> if it has data stored via .data( "foo", value ).

Example:

Select elements with data and change their background color.

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                                        <!doctype html>
                                      
                                    

                                  

                                  

                                    

                                      
                                        <html lang="en">
                                      
                                    

                                  

                                  

                                    

                                      
                                        <head>
                                      
                                    

                                  

                                  

                                    

                                        <meta charset="utf-8">
                                    

                                  

                                  

                                    

                                        <title>data demo</title>
                                    

                                  

                                  

                                    

                                        <link rel="stylesheet" href="http://code.jquery.com/ui/1.10.1/themes/base/jquery-ui.css">
                                    

                                  

                                  

                                    

                                        <style>
                                    

                                  

                                  

                                    

                                        div {
                                    

                                  

                                  

                                    

                                          width: 100px;
                                    

                                  

                                  

                                    

                                          height: 100px;
                                    

                                  

                                  

                                    

                                          border: 1px solid #000;
                                    

                                  

                                  

                                    

                                          float: left;
                                    

                                  

                                  

                                    

                                        }
                                    

                                  

                                  

                                    

                                        </style>
                                    

                                  

                                  

                                    

                                        <script src="http://code.jquery.com/jquery-1.9.1.js"></script>
                                    

                                  

                                  

                                    

                                        <script src="http://code.jquery.com/ui/1.10.1/jquery-ui.js"></script>
                                    

                                  

                                  

                                    

                                      
                                        </head>
                                      
                                    

                                  

                                  

                                    

                                      
                                        <body>
                                      
                                    

                                  

                                  

                                    

                                       
                                    

                                  

                                  

                                    

                                      
                                        <div id="one">
                                        </div>
                                      
                                    

                                  

                                  

                                    

                                      
                                        <div id="two">
                                        </div>
                                      
                                    

                                  

                                  

                                    

                                      
                                        <div id="three">
                                        </div>
                                      
                                    

                                  

                                  

                                    

                                       
                                    

                                  

                                  

                                    

                                      
                                        <script>
                                        
                                      
                                    

                                  

                                  

                                    

                                      $( "#one" ).data( "color", "blue" );
                                    

                                  

                                  

                                    

                                      $( "#three" ).data( "color", "green" );
                                    

                                  

                                  

                                    

                                       
                                    

                                  

                                  

                                    

                                      $( ":data(color)" ).each(function() {
                                    

                                  

                                  

                                    

                                        var element = $( this );
                                    

                                  

                                  

                                    

                                        element.css( "backgroundColor", element.data( "color" ) );
                                    

                                  

                                  

                                    

                                      });
                                    

                                  

                                  

                                    

                                      
                                        </script>
                                      
                                    

                                  

                                  

                                    

                                       
                                    

                                  

                                  

                                    

                                      
                                        </body>
                                      
                                    

                                  

                                  

                                    

                                      
                                        </html>
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