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# Fade Effect Categories: [Effects](http://www.css88.com/jquery-ui-api/category/effects/ "View all posts in Effects") **Description:** 淡入淡出的隐藏或显示一个元素。. * #### fade ## Example: #### 使用淡入淡出特效切换显示div。 ``` <!doctype html> <html lang="en"> <head> <meta charset="utf-8"> <title>fade demo</title> <link rel="stylesheet" href="http://code.jquery.com/ui/1.10.3/themes/smoothness/jquery-ui.css"> <style> #toggle { width: 100px; height: 100px; background: #ccc; } </style> <script src="http://code.jquery.com/jquery-1.9.1.js"></script> <script src="http://code.jquery.com/ui/1.10.3/jquery-ui.js"></script> </head> <body> <p>Click anywhere to toggle the box.</p> <div id="toggle"></div> <script> $( document ).click(function() { $( "#toggle" ).toggle( "fade" ); }); </script> </body> </html> ```