<!DOCTYPE html> <html> <head> <title></title> <script src="http://libs.baidu.com/jquery/1.9.0/jquery.js" type="text/javascript"></script> <link href="style.css" rel="stylesheet" type="text/css" /> </head> <body> <div class="red green blue">选择这个标签</div> <script type="text/javascript"> ??? </script> </body> </html>
这份代码中。。怎么选择同时具有red green blue的div标签?
<!DOCTYPE html> <html> <head> <title>.class选择器</title> <script src="http://libs.baidu.com/jquery/1.9.0/jquery.js" type="text/javascript"></script> <link href="style.css" rel="stylesheet" type="text/css" /> </head> <body> <div class="red">立正,向我这边看齐</div> <div class="red">哈喽窝得</div> <div class="green">我先歇歇脚</div> <script type="text/javascript"> var $redHTML = $(".red").html(); $(".green").html($redHTML); </script> </body> </html>
这份代码中。。$redHTML的值为什么不是哈喽窝得???