table_problem_create.php

<?php
$servername = "localhost";
$username = "root";
$password = "";
$dbname="users";
// 创建连接
$con = mysqli_connect($servername, $username, $password,$dbname);
// 检测连接
if (!$con){
	die("连接失败:".mysqli_connect_error());
}
//mysqli_query($con,"set Names 'UTF8'");
// 创建数据表
$sql = "create table problem(id int,
course varchar(12),
text_content varchar(500),
file_url varchar(200),
people varchar(12),
reply_num int,
state varchar(3),
time varchar(25),
praise_num int
)";

session_start();
$_SESSION['G_problem_id']=0;

if (mysqli_query($con, $sql)) {
	echo "数据表创建成功";
} else {
	echo "数据表创建失败:".mysqli_error($con);
}


mysqli_close($con);
?>