Selects elements which have data stored under the specified key.
The expression $( "div:data(foo)") matches a <div> if it has data stored via .data( "foo", value ).
jQuery( ":data(key)" )
Examples:
Select elements with data and change their background color.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 | <!doctype html><html lang="en"><head> <meta charset="utf-8"> <title>data demo</title> <link rel="stylesheet" href="//code.jquery.com/ui/1.11.4/themes/smoothness/jquery-ui.css"> <style> div { width: 100px; height: 100px; border: 1px solid #000; float: left; } </style> <script src="//code.jquery.com/jquery-1.10.2.js"></script> <script src="//code.jquery.com/ui/1.11.4/jquery-ui.js"></script></head><body> <div id="one"></div><div id="two"></div><div id="three"></div> <script>$( "#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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