摘要：有助于开发的一些配置： Installing the Developer Profile extension sets up most of the development environment described below. There is a set of development preferences that, when enabled, allows you to view more information about application activity, thus making debugging easier. However, these preferences.. 阅读全文

摘要：1.创建一个 元素必须同时设定 type 属性。因为微软规定 元素的 type 只能写一次。jQuery 代码://在IE中无效:$("").attr("type","checkbox");//在IE中有效:$("");2.确定查询的选择器jQuery 代码:$("ul").append(""+$("ul").selector+"").append(""+$("ulli").selector+&q 阅读全文