nodejs 传递参数

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var http = require('http');
var url = require('url');
var router = require('./router');
// 创建服务端口为8000
http.createServer(function(request,response){
	
	// 判断是否为第二次访问
	if(request.url!=='/favicon.ico'){
		var pathname = url.parse(request.url).pathname;
		// 去除路径中的 /
		pathname = pathname.replace(/\//,'');
		console.log("======="+pathname);
		try{
			router[pathname](request,response);
		}catch(err){
			console.log(err);
			response.writeHead(200,{'Contet-Type':'text/html;charset=utf-8'});
			response.write(err.toString());
			response.end('');
		}
	}
}).listen(8000);
console.log('Server is running in port 8000');

var url = require('url');
var readhtml = require('./readhtml');

var querystring = require('querystring');
function getRecall(req,res){
	res.writeHead(200,{'Contet-Type':'text/html;charset=utf-8'});
	function recall(data){
		res.write(data);
		res.end('');
	}
	return recall;
}

module.exports={
	login:function(req,res){
		// get方式提交
		/*
		var rdata = url.parse(req.url,true).query;
		console.log(rdata);
		if(rdata['email']!=undefined){
			console.log('email===='+rdata['email']
				);
			console.log('password='+rdata['pwd']);
		}
		recall = getRecall(req,res);
		readhtml.login('./login.html',recall);
		*/



		// post 提交方式
		// 定义一个post变量,用于暂时储存请求体的信息
		var post = '';
		// 通过req的data事件监听函数,每当接受到请求体的数据,就到post变量中
		req.on('data',function(chunk){
			post +=chunk;			
		});
		// 注意异步
		// 在end事件触发后,通过querystring.parse将post街恶习为真正的post格式,然后向客户端返回
		req.on('end',function(){
			post = querystring.parse(post);
			//console.log('接受的参数'+ post['email']+'\n'+post['pwd']);
			if(post['email']!=undefined){
				console.log('email===='+post['email']
					);
				console.log('password='+post['pwd']);
			}

			// 接受到所有参数再显示页面
			recall = getRecall(req,res);
			readhtml.login('./login.html',recall);
		});

		
	},
	showimg:function(req,res){
		res.writeHead(200,{'Contet-Type':'text/html;charset=utf-8'});
		readhtml.showimg('./1.jpg',res);
	}
}
var fs = require('fs');

module.exports = {
	login:function(path,recall){
		fs.readFile(path,function(err,data){
			if(err){
				console.log(err)
				recall('文件不存在。') // 返回异常信息
			}else{
				recall(data);
			}	
		});
	},
	showimg:function(path,res){
		fs.readFile(path,'binary',function(err,filedata){
			if(err){
				console.log(err);
				return;
			}else{
			
				res.write(filedata,'binary');
				res.end('');
			}
		});
	}
}

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转载自blog.csdn.net/m0_38044453/article/details/83786840