Effects/API/jQuery - Sample Code
fadeTo(speed, opacity, [callback])
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <script src="/jquery/js/jquery.js"></script> <script> $(document).ready(function(){ $("p:first").click(function () { $(this).fadeTo("slow", 0.33); }); }); </script> </head> <body> <p> Click this paragraph to see it fade. </p> <p> Compare to this one that won't fade. </p> </body> </html>[実行結果]