BootWiki教程网
源代码：
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<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>BootWiki 教程网</title> <script src="//cdn.staticfile.net/jquery/1.10.2/jquery.min.js"></script> <script> $(document).ready(function(){ $(".btn1").click(function(){ $("p").animate({lineHeight:"+=1em"}); }); $(".btn2").click(function(){ $("p").animate({lineHeight:"-=1em"}); }); }); </script> </head> <body> <button class="btn1">动画 +</button> <button class="btn2">动画 -</button> <p style="line-height:1em;">This is a paragraph. This is some more text. This is some more text. This is some more text. This is some more text. This is some more text. This is some more text. This is some more text. This is some more text. This is some more text. This is some more text. This is some more text. This is some more text. This is some more text.</p> </body> </html>
运行结果