摘要： $(function() {var _leftheight = $(".infor_left").height();_rightheight = $(".infor_right").height();if(_leftheight > _rightheight ) {$(".infor_right").height(_leftheight);}else {$(".infor_left").height(_rightheight);} 阅读全文

摘要： 变量：<script type="text/javascript">var name="left"alert(name) var namevar name="left" var nau="123"alert(123) var carname="变量" alert(carname) </script>常量:<script type="text/javascript">alert(89);alert(”常量“) </script> 阅读全文