判断是否ajax请求
/** * 判断ajax请求 * @param request * @return */boolean isAjax(HttpServletRequest request){ return (request.getHeader("X-Requested-With") != null && "XMLHttpRequest".equals( request.getHeader("X-Requested-With").toString()) ) ;}ajax返回值有<pre>标签时,ajax添加属性dataType为text类型即可!
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