jquery ajax demo

来源:互联网 发布:重生之一叶而知秋 编辑:程序博客网 时间:2024/06/02 04:47
一、页面
function sendForm(){$.ajax({type : "POST",url : "${base}/self/portTraffic/Com_autoRefresh.do",data : {showPortPicFlag:"0",portstr:"8360667",picType:"3"},dataType : "html",async : false,success : function(data) {$("#imagediv").html("<img src='"+data+"'/>");}});}
 
二、类
public void ajaxdemo(){//处理业务
PrintWriter pw = getPwByText();pw.print("返回到页面的String");closePw(pw);
}
 
/** 处理返回类型为string的数据*/protected PrintWriter getPwByText() {HttpServletResponse response = ServletActionContext.getResponse();response.setContentType("text/plain");response.setCharacterEncoding("utf-8");try {PrintWriter pw = response.getWriter();return pw;} catch (IOException e) {e.printStackTrace();}return null;}
 
protected final void closePw(PrintWriter pw) {pw.flush();pw.close();}



	
				
		
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