有一個簡單的應用程序 var express = require('express');
var http = require('http');
var path=require('path');
var config = require('config');
var log = require('libs/log.js')(module);
var app = express()
下面的代碼會拋出一個異常，當我試圖與本地主機172.0.0.1運行：java.net.ConnectException：連接被拒絕：連接 channel = SocketChannel.open();
//172.0.0.1 is a non-existing server
channel.connect(new InetSocketAddress("172.0.0.1", 4342));
Uncaught Error: Call to undefined function mysql_connect() in C:\xampp\htdocs\phoenixproject\register.php:9 Stack trace: #0 {main} thrown in C:\xampp\htdocs\phoenixproject\register.php on line 9 如何解決這