这是一则无刷新发帖的实例，也是对Ajax的一个实际应用，后台是Apache+PHP,数据是文本(之所以考虑文本方便，数据库的话还要先安装，反而搞的复杂，所以采用文本。当然了，实际应用当中是采用MySql还是文本可以另选)-This is a refreshing post had no examples of Ajax is also a practical application, the background is a Apache+ PHP, the data is text (the t